Which foundation day of Doordarshan was recently celebrated on September 15, 2026?

At which of the following locations was India’s first indigenous Optical Inter Satellite Link (OISL) unveiled by Astrogate Labs? 

In which of the following states will the Defense Research and Development Organization’s (DRDO) new testing facility be developed?  

Which birth anniversary of Dadabhai Naoroji was celebrated on September 4, 2026?

Which of the following has won the AHF Junior Asia Cup 2026 title held in China for the second consecutive time?