ஏப்ரல் 4, 2026 TNPSC தேர்வுக்கான தினசரி நடப்பு நிகழ்வுகள் தொகுப்பு.
தேசிய அரசியல், சர்வதேச உறவுகள், அறிவியல், பொருளாதாரம், விளையாட்டு
மற்றும் பல முக்கிய நிகழ்வுகள் இங்கே தொகுக்கப்பட்டுள்ளன.
The Hindu, Indian Express, PIB ஆகிய நம்பகமான ஊடகங்களிலிருந்து தொகுக்கப்பட்டது.

📌 Read in English: Click here to read in English

🏛️ தேசிய அரசியல் & அரசு

1. PM Narendra Modi Virtually Launches’ Karmayogi Sadhana Saptah 2026’ for Civil Servants

• என்ன நடந்தது: PM Narendra Modi Virtually Launches’ Karmayogi Sadhana Saptah 2026’ for Civil ServantsOn April 2, 2026, Prime Minister(PM)Narendra Modivirtually launched the ‘Karmayogi Sadhana Saptah 2026’, a national learning week initiative underMission Karmayogicelebrating its five-year milestone, at the Dr. Ambedkar International Centre(DAIC), New Delhi (Delhi).About Karmayogi Sadhana Saptah:Organiser:Sadhana (Strengthening Adaptive Development and Humane Aptitude for National Advancement) Saptah, one of India’s largest collaborative civil services capacity-building efforts, is organised by the Capacity Building Commission (CBC) fromApril 2 to 8, 2026.Pillars:The programme is built on three pillars: Technology, Tradition, and Tangible Outcomes, and includes workshops, masterclasses, and institutional deliberations to strengthen a future-ready governance ecosystem.Key Initiatives:During the inaugural session, key initiatives were launched, including Karmayogi Geet, Kshamata Connect, Kartavya Karyakram, the Peer Assessment Framework, and the AI-powered Case Study Suite (AGK), aimed at strengthening large-scale capacity building.
• TNPSC தேர்வுக்கு ஏன் முக்கியம்: TNPSC குரூப் 1, 2 தேர்வுகளில் அடிக்கடி கேட்கப்படும் தலைப்பு.

2. CBDT Launches ‘Kar Saathi’ Website to Simplify Tax Filing

• என்ன நடந்தது: CBDT Launches ‘Kar Saathi’ Website to Simplify Tax FilingIn April 2026, the Central Board of Direct Taxes(CBDT),under the Department of Revenue (DoR), Ministry of Finance (MoF), launched a new website and an Artificial Intelligence (AI)-powered assistant called‘Kar Saathi’to simplify the procedure of tax filing. About‘Kar Saathi’ Portal:Tax Filing:The newly launched ‘Kar Saathi’ portal offers round-the-clock support to assist taxpayers with queries and compliance under theIncome Tax Act, 2025.
• முக்கிய விவரங்கள்: Unified Platform:The new website consolidates all the information related to income tax, including forms, filing procedures, and guidelines, in a unified platform.Key Progress:Since the inception of PRARAMBH programme in March 2026, rules have been reduced from 510 to 333 and forms from 399 to 190, thereby eliminating requirements for more than six crore transactions. UIDAI andMapmyIndiaPartner to Enable Authorised Aadhaar Centres onMapplsAppIn April 2026, the Unique Identification Authority of India (UIDAI),under the Ministry of Electronics and Information Technology (MeitY), signed an agreement withMapmyIndiato integrate authorised Aadhaar service centres into the Mappls Application(app).Key Details:Objective:The initiative aims to improve public convenience, ensure seamless access to Aadhaar services, and reduce misinformation regarding unauthorised centres.Features:The app allows users to filter searches by specific Aadhaar services and navigate to authorised centres with accurate results. Coverage:The initiative will include Aadhaar Seva Kendras(ASKs)along with otherauthorised Aadhaar centres,ensuring distinct and accurate listings.
• முக்கிய புள்ளிகள்: The launch of the web portal coincides with a nationwide awareness campaign, Policy Reform and Responsible Action for Mission Viksit Bharat(PRARAMBH 2026).; It includes an AI chatbot that provides instant tax-related information in bothHindiandEnglish.; It enables identification of centres offering services such as adult enrolment, child enrolment, and updates to address or mobile number.
• TNPSC தேர்வுக்கு ஏன் முக்கியம்: TNPSC குரூப் 1, 2 தேர்வுகளில் அடிக்கடி கேட்கப்படும் தலைப்பு.

3. Microsoft Establish AI Skill

• என்ன நடந்தது: Microsoft Establish AI SkillCenterinChandigarh Universityto Enhance EmployabilityIn April 2026,Microsoftsigned a Memorandum of Understanding(MoU)withChandigarh University(CU), Punjab, to set up a state-of-the-art Artificial Intelligence(AI) Skill Center at its Mohali campus,aimed at enhancing digital skills and employability. About Microsoft AI SkillCenter:Certifications:The center will offer globally recognized Microsoft certifications in AI, Machine Learning (ML), Cloud Computing (CC), Data Science, and Cybersecurity, including AZ-900 (Azure Fundamentals), DP-900 (Data Fundamentals), and AI-900 (AI Fundamentals).Training:Students will have access to over 4,400 Microsoft learning modules linked to job roles, with hands-on lab-based training, virtual labs on Microsoft Azure, and real-world project experience.Collaboration:CU will launch a specialized Bachelor of Engineering (BE) in Computer Science Engineering (CSE) with AI specialization, online Master of Computer Applications (MCA) courses, and partner with byteXL for AI, ML, and Generative AI (GenAI)-focused programs.Initiative:Microsoft’s courses and certifications will be made accessible to all students, supporting the ‘AI for All’ initiative.
• முக்கிய புள்ளிகள்: The centre was inaugurated bySanjay Dhingra, Director of Public Sector at Microsoft, alongside officials frombyteXLand senior leadership from Chandigarh University.
• TNPSC தேர்வுக்கு ஏன் முக்கியம்: TNPSC குரூப் 1, 2 தேர்வுகளில் அடிக்கடி கேட்கப்படும் தலைப்பு.

4. Israel’s PLR Systems Delivers First Batch of NEGEV LMGs to India

• என்ன நடந்தது: Israel’s PLR Systems Delivers First Batch of NEGEV LMGs to IndiaOn 1 April 2026, Israel Weapon Industries(IWI)announced the delivery of the first batch of2,000 NEGEV 7.62×51 Light Machine Guns(LMGs) to India. The delivery was carried out byPLR Systems, a joint venture (JV) between IWI and the Adani Group, marking a significant milestone under the ‘Make in India’ initiative with technology transfer.
• முக்கிய விவரங்கள்: About NEGEV Light Machine Guns:Manufacturer:PLR Systems, India’s first private-sector company to manufacture small arms and ammunition, is producing the NEGEV LMGs at its facility inMalanpur, Madhya Pradesh(MP).Weapon:The NEGEV 7.62×51 LMG, used by the Israel Defence Forces (IDF), fires 7.62 millimetre (mm) ammunition, supports semi- and fully automatic modes, and is effective against fortified targets in high-intensity and urban combat.Features:It is lightweight, highly reliable in harsh conditions, equipped with Picatinny rails and tritium night sights, North Atlantic Treaty Organization (NATO)-compliant, and adaptable for use on helicopters, vehicles, and naval platforms.Partnership:PLR Systems has also secured a contract to supply 170,000 Close-Quarter Battle (CQB) carbines, with the first batch of 18,000 units expected to be delivered in 2026.
• முக்கிய புள்ளிகள்: The delivery is part of a larger August 2024 contract for 41,000 LMGs, with another 4,000 units to be supplied by end-2026.
• TNPSC தேர்வுக்கு ஏன் முக்கியம்: TNPSC குரூப் 1, 2 தேர்வுகளில் அடிக்கடி கேட்கப்படும் தலைப்பு.

🔬 அறிவியல் & தொழில்நுட்பம்

5. Union Minister Rajnath Singh Commissioned

• என்ன நடந்தது: Union Minister Rajnath Singh CommissionedAdvancedNuclear Submarine ‘INS Taragiri’ in Visakhapatnam, APIn April 2026, Union MinisterRajnath Singh, Ministry of Defence (MoD) formally commissioned an advanced stealth frigate Indian Naval Ship(INS) Taragiri (F41)into Indian Navy (IN) at Naval Dockyard inVisakhapatnam,Andhra Pradesh (AP). About INS Taragiri:Developed by:INS Taragiri, the fourth stealth frigate under Project 17A, built by Mazagon Dock Shipbuilders Limited(MDL).Arms and Ammunition:The vessel features a vast range of weapons including Supersonic Surface-to-Surface missiles; Medium-range Surface-to-Air Missiles (MRSAM); advanced anti-submarine warfare system; and advanced indigenous Sound Navigation and Ranging (SONAR) systems, among others.Key Features:6,670 tonne warship, powered by a Combined Diesel or Gas (CODOG) propulsion system, offering high-speed and high-endurance capabilities for diverse naval operations.
• முக்கிய புள்ளிகள்: Chief of Defence Staff (CDS) Anil Chauhan; Admiral Dinesh Kumar (DK) Tripathi, Chief of Naval Staff (CNS), IN; Captain Jagmohan (Retd.), Chairman and Managing Director (CMD) of Mazagon Dock Shipbuilders Limited (MDL), were among those present during the commissioning.
• TNPSC தேர்வுக்கு ஏன் முக்கியம்: TNPSC குரூப் 1, 2 தேர்வுகளில் அடிக்கடி கேட்கப்படும் தலைப்பு.

6. NSIL and Dhruva Space sign MoU for solar panel collaboration

• என்ன நடந்தது: NSIL and Dhruva Space sign MoU for solar panel collaborationIn April 2026, NewSpace India Limited(NSIL),the commercial arm of the Indian Space Research Organisation (ISRO), signed a Memorandum of Understanding(MoU)with aerospace companyDhruva SpacePrivate Limited to forge a collaboration in the design, manufacture, testing, and supply ofsolar panelsfor global satellite manufacturers.Key Details of MoU:Key Role:This strategic partnership will enable Dhruva Space to use NSIL’s programme management and product assurance expertise to scale manufacturing of space-grade solar panels.NSIL:It is a wholly owned Government of India (GoI) company, established on 6 March 2019 under the Companies Act, 2013, functioning under the Department of Space (DoS) and responsible for producing, assembling, and integrating launch vehicles with industry support.Market Growth:According to the Space Solar Cells Market Report 2026, the market is expected to grow from USD 1.38 billion in 2025 to USD 1.55 billion in 2026, at a Compound Annual Growth Rate (CAGR) of 12.3%.
• TNPSC தேர்வுக்கு ஏன் முக்கியம்: TNPSC குரூப் 1, 2 தேர்வுகளில் அடிக்கடி கேட்கப்படும் தலைப்பு.

💰 பொருளாதாரம் & வங்கி

7. IRDAI Designates LIC, GIC Re, and NIACL as D-SIIs for FY26

• என்ன நடந்தது: IRDAI Designates LIC, GIC Re, and NIACL as D-SIIs for FY26In April 2026, the Insurance Regulatory and Development Authority of India(IRDAI)designated Life Insurance Corporation of India(LIC),The New India Assurance Company Limited(NIACL)and General Insurance Corporation of India(GIC Re)as Domestic-Systemically Important Insurers(D-SIIs)for Financial Year 2025-26(FY26). About D-SIIs:Definition:It refers to insurers of large size, market importance and domestic and global inter-connectedness whose distress or failure would cause a significant impact on the domestic financial system.
• முக்கிய விவரங்கள்: Therefore, the continued functioning of these insurers is important for the uninterrupted availability of insurance services to the national economy. Key Parameters:IRDAI outlined key parameters for the identification and supervision of D-SIIs which include: size of operations in terms of total revenue (including premium underwritten and the value of assets under management) and global activities across more than one jurisdiction.
• முக்கிய புள்ளிகள்: IRDAI has clarified that the list of D-SIIs remains unchanged from the previous financial year.; D-SIIs are insurance companies identified by IRDAI, perceived  as insurers that are ‘too big or too important to fail’(TBTF).
• TNPSC தேர்வுக்கு ஏன் முக்கியம்: TNPSC குரூப் 1, 2 தேர்வுகளில் அடிக்கடி கேட்கப்படும் தலைப்பு.

8. NSE and IGX Partner to Launch India’s First Domestic Benchmark Natural Gas Derivatives

• என்ன நடந்தது: NSE and IGX Partner to Launch India’s First Domestic Benchmark Natural Gas DerivativesOn April 1 2026, the National Stock Exchange of India (NSE), India’s leading stock exchange, announced a strategic collaboration with Indian Gas Exchange Limited (IGX), India’s first automated national-level gas trading platform, to launchIndia’s first exchange-traded natural gas derivativesbased on a domestic benchmark, aimed at improving risk management in the gas market. About Natural Gas Derivatives Initiative:Product:The NSE will introduceIndian Natural Gas Futures contractsbased on the Gas IndeX of India(GIXI)developed by IGX, with pricing linked to actual trades on the IGX platform.Benefits:The initiative will provide efficient risk management tools for producers, consumers, financial institutions, brokers, and investors, while enhancing market efficiency, liquidity, and transparency in India’s gas market.IGX:Operating under the Petroleum and Natural Gas Regulatory Board (PNGRB), it facilitates natural gas trading and price discovery, supporting NSE’s expansion into domestically benchmarked commodity derivatives.
• முக்கிய புள்ளிகள்: The Securities and Exchange Board of India (SEBI) has approved the initiative, with the launch date to be announced soon.
• TNPSC தேர்வுக்கு ஏன் முக்கியம்: TNPSC குரூப் 1, 2 தேர்வுகளில் அடிக்கடி கேட்கப்படும் தலைப்பு.

9. AWARDS & RECOGNITIONS

• என்ன நடந்தது: AWARDS & RECOGNITIONS.
• TNPSC தேர்வுக்கு ஏன் முக்கியம்: TNPSC குரூப் 1, 2 தேர்வுகளில் அடிக்கடி கேட்கப்படும் தலைப்பு.

10. Uttarakhand & Odisha Police Honoured with the Prestigious President’s Police Colours

• என்ன நடந்தது: Uttarakhand & Odisha Police Honoured with the Prestigious President’s Police ColoursThe President of IndiaDroupadi Murmuapproved the conferment of the prestigiousPresident’s Police Colour (Nishaan), the highest national honour for a state police force, on the Uttarakhand Police (2 April 2026) and Odisha Police (30 March 2026) in recognition of their exceptional service, professionalism, and commitment to internal security and public safety.About Uttarakhand Police:Award:The Uttarakhand Police was honoured for recognising bravery, discipline, professional excellence, and long-term dedication to the nation during the Silver Jubilee Year of statehood.Leadership:Uttarakhand’s Chief Minister (CM) Pushkar Singh Dhami and Director General of Police (DGP) Deepam Seth guided the force, which is acknowledged for its service in disaster management, notably the 2013 Kedarnath tragedy, and managing large-scale events like the Maha Kumbh and Char Dham Yatra.About Odisha Police:Award:The Odisha Police was conferred the award for recognising exceptional discipline, service excellence, bravery, professionalism, and long-term institutional contribution, coinciding with the 90th Police Foundation Day (Utkal Divas).Leadership:Odisha’s Director General of Police (DGP) Y B Khurania and Additional Director General (ADG) Prateek Mohanty led the force, which has been operational since 1936 and is acknowledged for anti-Maoist operations, crime prevention, and citizen-centric initiatives.
• TNPSC தேர்வுக்கு ஏன் முக்கியம்: TNPSC குரூப் 1, 2 தேர்வுகளில் அடிக்கடி கேட்கப்படும் தலைப்பு.

11. APPOINTMENTS & RESIGNATIONS

• என்ன நடந்தது: APPOINTMENTS & RESIGNATIONS.
• TNPSC தேர்வுக்கு ஏன் முக்கியம்: TNPSC குரூப் 1, 2 தேர்வுகளில் அடிக்கடி கேட்கப்படும் தலைப்பு.

12. Myanmar Parliament Elects Min Aung Hlaing as President

• என்ன நடந்தது: Myanmar Parliament Elects Min Aung Hlaing as PresidentIn April 2026,Min Aung Hlaing,Senior General and former Commander-in-Chief of the Tatmadaw (Armed Forces of Myanmar), was elected as the11th Presidentof Myanmar by thePyidaungsuHluttaw(Assembly of the Union), the legislature of Myanmar.Background:Election:The election took place in a parliament dominated by the military-backed Union Solidarity and Development Party (USDP) and appointed armed forces representatives.Outcome: Min Aung Hlaingwon 429 of 584 votes, whileNan NiNiAye,regional Member of Parliament (MP) from Karen State, andUNyo Sawwere elected as Vice-Presidents of Myanmar.
• TNPSC தேர்வுக்கு ஏன் முக்கியம்: TNPSC குரூப் 1, 2 தேர்வுகளில் அடிக்கடி கேட்கப்படும் தலைப்பு.

13. Krishna Kumar Singh Takes Additional Charge as SAIL CMD Following Amarendu Prakash’s Resignation

• என்ன நடந்தது: Krishna Kumar Singh Takes Additional Charge as SAIL CMD Following Amarendu Prakash’s ResignationIn April 2026,Krishna Kumar Singh, Director (Personnel) at Steel Authority of India Limited (SAIL),took additional chargeas Chairman and Managing Director (CMD) for athree-monthinterim period (2 April to 1 July 2026). Other Appointments:The board of Power Grid Corporation of India Limited (POWERGRID) approved the appointment ofBurra Vamsi Rama Mohanas its Chairman and Managing Director (CMD), with his tenure effective from April 1, 2026, until his superannuation on July 31, 2030, or until further orders, as per the Ministry of Power (MoP).
• முக்கிய புள்ளிகள்: This followed the resignation ofAmarendu Prakash,effective 1 April 2026, which was approved by the Ministry of Steel (MoS).; He succeeds Dr. Ravindra Kumar Tyagi, who demitted office on March 31, 2026, upon attaining the mandatory age of superannuation.
• TNPSC தேர்வுக்கு ஏன் முக்கியம்: TNPSC குரூப் 1, 2 தேர்வுகளில் அடிக்கடி கேட்கப்படும் தலைப்பு.

🏏 விளையாட்டு

14. South Africa Batter Rassie van der

• என்ன நடந்தது: South Africa Batter Rassie van derDussenAnnounces Retirement from International CricketIn April 2026, South African top-order batterRassie van derDussen(37) announced hisretirementfrominternational cricketand will continue to play for the Lions and mentor young players.About Rassievan derDussen:International Career:He made his Twenty20 International (T20I) and One Day International (ODI) debuts in 2018 against Zimbabwe and England, respectively, at age 29, and played his first Test in 2019 against England.Performance:Across formats, he played 18 Tests, scoring 905 runs with 6 fifties; 71 ODIs, amassing 2,657 runs with 6 centuries and 17 fifties, and holding the second-highest ODI average for South Africa after AB de Villiers. Achievements:He was among the leading run-scorers in the 2019 and 2023 ODI World Cups and the 2025 Champions Trophy, and was named in the ICC Men’s ODI Team of the Year 2021.
• முக்கிய புள்ளிகள்: He also played 57 T20Is, scoring 1,406 runs with 10 fifties and captained the side eight times.
• TNPSC தேர்வுக்கு ஏன் முக்கியம்: TNPSC குரூப் 1, 2 தேர்வுகளில் அடிக்கடி கேட்கப்படும் தலைப்பு.

📘 பொது அறிவு

15. International Children’s Book Day 2026 – April 2

• என்ன நடந்தது: International Children’s Book Day 2026 – April 2International Children’s Book Day (ICBD) is observed annually on2 Aprilto mark the birth anniversary of Hans Christian Andersen, the Danish author known as the “father of modern fantasy.” Background:Origin :ICBD was first observed in1967and is organised by International Board on Books for Young People(IBBY),a non-profit dedicated to children’s literature.Support:The day is supported by the United Nations Educational, Scientific and Cultural Organization(UNESCO) –Body Mind and Wellness (BMW) Club.2026 Event:Host Country:For 2026, ICBD is hosted byIBBY Cyprus.Contributors :The 2026 edition features a poem byElena Perikleousand a poster illustrated bySandra Eleftheriou. *******.
• முக்கிய புள்ளிகள்: The day highlights the importance of children’s literature in fostering creativity, empathy, and lifelong reading habits.; 2026 Theme:“Plant stories and the world will bloom”.
• TNPSC தேர்வுக்கு ஏன் முக்கியம்: TNPSC குரூப் 1, 2 தேர்வுகளில் அடிக்கடி கேட்கப்படும் தலைப்பு.

16. Current Affairs Today (AffairsCloud Today)

• என்ன நடந்தது: Current Affairs Today (AffairsCloud Today).
• TNPSC தேர்வுக்கு ஏன் முக்கியம்: TNPSC குரூப் 1, 2 தேர்வுகளில் அடிக்கடி கேட்கப்படும் தலைப்பு.

17. Current Affairs 4 April 2026

• என்ன நடந்தது: Current Affairs 4 April 2026PM Narendra Modi Virtually Launches’ Karmayogi Sadhana Saptah 2026’ for Civil ServantsCBDT Launches ‘Kar Saathi’ Website to Simplify Tax FilingUIDAI and MapmyIndia Partner to Enable Authorised Aadhaar Centres on Mappls AppMicrosoft Establish AI Skill Center in Chandigarh University to Enhance EmployabilityIsrael’s PLR Systems Delivers First Batch of NEGEV LMGs to IndiaIRDAI Designates LIC, GIC Re, and NIACL as D-SIIs for FY26NSE and IGX Partner to Launch India’s First Domestic Benchmark Natural Gas DerivativesUttarakhand & Odisha Police Honoured with the Prestigious President’s Police ColoursMyanmar Parliament Elects Min Aung Hlaing as PresidentKrishna Kumar Singh Takes Additional Charge as SAIL CMD Following Amarendu Prakash’s ResignationUnion Minister Rajnath Singh Commissioned Advanced Nuclear Submarine ‘INS Taragiri’ in Visakhapatnam, APNSIL and Dhruva Space sign MoU for solar panel collaborationSouth Africa Batter Rassie van der Dussen Announces Retirement from International CricketInternational Children’s Book Day 2026 – April 2Aspirant:Does Affairscloud covers all the Current affairs topics related to examinations?Affairscloud:We Guaranteed All the Important topics related to examination are covered in Our Daily CA content and Daily CA Quizzes.Aspirant:Why is there a delayal in news?Affairscloud:As some of the major news sites doesn’t provide the required data on the exact day, we take extra time for important data to be presented to the aspirants on the examination basis to ensure nothing is missed.Example:In ‘Important Days’ topics the International Organisations publish their reports and Rankings in the evenings, to make sure every data is covered, we delay the topics to the next day.Candidates appearing for Competitive Exams. Kindly Share the General Awareness questions,which asked in their respective exams to“[email protected]”Dear Aspirants,We would like to inform you that, startingJanuary 2025,all Current Affairs Hindi Contentwill be accessible only through theCareersCloud app and CareersCloud.in website.
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• TNPSC தேர்வுக்கு ஏன் முக்கியம்: TNPSC குரூப் 1, 2 தேர்வுகளில் அடிக்கடி கேட்கப்படும் தலைப்பு.