Conversation so far:
when was the cripps mission sent to india by the british government
The Cripps Mission was a failed attempt in late March 1942 by the British government to secure full Indian cooperation and support for their efforts in World War II.
what was india's role in world war ii
India contributed 2.5 million volunteer soldiers to fight for the Allies during World War II (WWII), and 1.5 million soldiers during World War I (WWI).
how did world war ii lead to indian independence
By the time the war ended, Great Britain was bankrupt, unable and unwilling to continue to maintain colonies of the British Empire.

Question: when was independence gained
Self-contained rewrite: when was india independence gained from great britain