👍 KNOWLEDGE TIPS:
Some important dates in the Indian history.
- 1947-India got independence.
- 1950-Indian constitution came into effect.
- 1966-Indira Gandhi becomes Prime minister.
- 1974-India conducted its first successful nuclear test.
- 1975-Aryabhatta, first Indian satellite launched.
- 1980-Launched Rohini-l
- 1984-Rakesh Sharma, first Indian to travel space.
- 2011-Launched Jugnu.
- 2012-Launched Kalpana-l.
- 2013-Launched Mangalyan.
- 2016-Launched Swayam-l.