B. Write why the following years are very important in Indian history. (1.) 1857 (2.) 1947 (3.) 1950 (4.) 1962 (5.) 1971 (6.) 1983 (7.) 2011​

I gave some coz the whole pic I wasn't able to give

1857-the first revolt of India

1947-india and Pakistan partition

1950- year when we adopted the constitution

1962-sino India war

1971-indo Pakistan war

1983- India cricket team made 183 runs in 54.4 overs

2011-india won the world cup

Hope the above picture might help you :)