15 August is the Independence Day of India and –

South Korea
Indonesia
China
Pakistan

The correct answer is: India.

15 August is the Independence Day of India. It commemorates the day India gained independence from British rule on 15 August 1947. The day is a national holiday in India and is celebrated with parades, speeches, and other events.

South Korea’s Independence Day is 15 August, but it commemorates the day Korea was liberated from Japanese rule in 1945, not the day it gained independence.

Indonesia’s Independence Day is 17 August.

China’s National Day is 1 October.

Pakistan’s Independence Day is 14 August.