Fait accompli(phrase)
Something that has already happened or been done and cannot be changed:
Hindi meaning:किया हुआ बात
Synonyms: Accomplished Fact, Done Deal, Irreversible Act, Undeniable Fact
Example: The policy change was presented to us as a fait accompli, without consultation or discussion.
Trick to remember: Mission accomplished ho gya ab fait accompli ho gya. 
