Current Affairs · 21 July 2026

TNPSC current affairs published on 21 July 2026.

Tamil NaduHindu Tamil Thisai

Madras High Court seeks Tamil Nadu prison department reply in alleged assault on life convict at Salem Central Prison

The Madras High Court has ordered the Tamil Nadu prison administration to respond in a case alleging assault on a life convict at Salem Central Prison.

Tamil NaduHindu Tamil Thisai

Tamil Nadu Tasmac to buy liquor equally from all 17 manufacturers: procurement policy change

Tasmac has decided to procure liquor in equal quantities from all 17 manufacturers, replacing the earlier brand-wise sales-linked purchase system.

Tamil NaduHindu Tamil Thisai

Madras High Court orders fresh notice in Perambur election victory challenge case

The Madras High Court ordered fresh notice in the election petition challenging the Perambur constituency victory and adjourned the case by two weeks.

EconomyThe Hindu - Economy

Updated Index of Core Industries: base year 2022-23, iron ore added, weights revised

India’s Index of Core Industries has been updated with 2022-23 as the base year, nine sectors, and revised weights including iron ore.

InternationalThe Hindu - International

Trump’s 50% tariff on Canadian goods: Section 338 of Tariff Act 1930 used for first time

On July 21, 2026, Donald Trump ordered a new 50% tariff on many Canadian goods using Section 338 of the Tariff Act of 1930.

InternationalThe Hindu - International

U.S. fixed-period F, J, I visa rule: 4-year cap, 30-day departure window and EOS filing

The U.S. DHS order of July 16, 2026 replaces duration-of-status stay with fixed admission periods for F, J and I visas.

InternationalThe Hindu - International

Ajit Doval’s Saudi visit highlights energy security, maritime corridors and India-Gulf ties

NSA Ajit Doval met Saudi Foreign Minister Prince Faisal bin Farhan in Riyadh on July 20, 2026 to discuss energy security and maritime corridors.

Science TechnologyThe Hindu - National

Skyroot’s Vikram-1 became India’s third private-orbit launch after the U.S. and China

Skyroot’s Vikram-1 launched from Sriharikota on July 18, 2026 and placed payloads in orbit about 450 km above Earth.

Science TechnologyThe Hindu - National

India approves first dengue vaccine Qdenga under Drugs and Cosmetics Act, 1940

CDSCO has granted marketing authorisation to Qdenga, India’s first dengue vaccine, for ages 4 to 60 years.

EconomyThe Hindu - National

Updated Index of Core Industries: base year 2022-23, nine sectors, and revised weights

India’s Index of Core Industries has been updated with base year 2022-23, nine sectors, and revised sector weights aligned with IIP.

Tamil NaduHindu Tamil Thisai

Tamil Nadu Budget 2026-27 to be tabled on August 5; Agriculture Budget on August 6

Tamil Nadu Assembly will table the 2026-27 Budget on August 5, 2026 at 10 a.m., followed by the Agriculture Budget on August 6.

NationalHindu Tamil Thisai

PM backs students in NEET paper leak issue; government says strict action needed

At an NDA MPs’ meeting in Parliament, PM Narendra Modi said students must be supported in the NEET paper leak issue and strict action should follow.

EnvironmentThe Hindu - Science

InvenTree-meta: India’s largest tree inventory meta-dataset covers 465 studies and 4,650 hectares

NCBS-led researchers compiled InvenTree-meta from 465 studies conducted between 1991 and 2023 across more than 4,650 hectares.

NationalThe Hindu - National

Kerala State Planning Board reconstituted with K.M. Chandrasekhar as vice chairperson

Kerala reconstituted its State Planning Board with Chief Minister V.D. Satheesan as chairperson and K.M. Chandrasekhar as vice chairperson.

NationalThe Hindu - National

Karnataka SIR row highlights electoral roll revision, BLO duties, and disciplinary notices

The Karnataka SIR episode brings focus to BLO progress targets, enumeration forms, and electoral roll verification procedures.