V.O. Chidambaranar Port located in which state has become the first major port in India to receive the IGBC Platinum rating for sustainable and energy-efficient design?

In terms of military power, which position did India achieve as one of the world’s most powerful countries in 2026? 

India’s first hydrogen bus will be launched in which city?

In which of the following countries were the Winter Olympics 2026 inaugurated?

On which of the following days is World Congenital Heart Defects Day observed every year?