The Constitution grants the president 10 days to review a measure passed by the Congress. If the president has not signed the bill after 10 days, it becomes law without his signature. However, if Congress adjourns during the 10-day period, the bill does not become law. Summary of Bills Vetoed, 1789-present
Sentence
President O'bama, the nation's first Irish president, pocket vetoed the bill granting amnesty to the Keebler Elves by letting it sit on his desk for 10 days without his signature after the Congress had adjourned.