Category: Prelims C A
Open Network for Digital Commerce
ONDC gets eight interim executive committee members until the new CEO steps in.
Chettur Sankaran Nair
Prime Minister remembered Chettur Sankaran Nair who was sued by Lieutenant Governor of Punjab Michael O’Dwyer for accusing him of 1919 Jallianwala Bagh massacre.
Scheduled Caste Sub-Categorisation
Telangana becomes first state to implement SC sub-categorisation.

UPSC Prelims Facts – 15 April 2025
mAadhaar App, Shadow Fleet, Kavach, Lichens, Pink Moon
Jallianwala Bagh Massacre
On April 13, 2025, Prime Minister Shri Narendra Modi paid homage to the martyrs of the Jallianwala Bagh massacre.
Microplastics
Microplastics in air enter plant leaves, pass to animals & humans: Study
International Solar Alliance
Mauritius became the first African country to sign ISA’s Country Partnership Framework (CPF)
Net Zero Framework for Global Shipping | MARPOL
Member states of the International Maritime Organization have voted in favour of a global pricing system to help curb maritime carbon emissions.
Directed Energy Weapons
India successfully tested the Mk-II(A) LASER-Directed Energy Weapon (DEW) system, becoming the fourth nation with advanced LASER weapon capabilities after the US, China, and Russia.
MNREGA Wage Rate
Parliamentary Standing Committee on Rural Development and Panchayati Raj tabled a report raising serious concerns about the Mahatma Gandhi National Rural Employment Guarantee Act (MGNREGA) wage rates.
Deep Tech Startups
Commerce and Industry Minister Piyush Goyal issued a provocative critique of the Indian startup ecosystem at the second edition of the Startup Mahakumbh.