Principle : A condition to a contract can also be complied with after the happening of the event to which such a condition is attached.
Facts : 'A' promises to pay Rs5,000 to 'B' on the condition that he shall marry with the consent of 'C', 'D' and 'E'. 'B' marries without the consent of 'C', 'D' and 'E', but obtains their consent after the marriage.