Today in history: On May 9, 1960, the U.S. Food and Drug Administration conditionally approved Enovid for use as the first oral contraceptive pill. Also on this date: In 1754, the famous political cartoon “Join or Die” was first published by Benjamin Franklin in the Pennsylvania Gazette newspaper. In 1914, President Woodrow Wilson, acting on a joint congressional resolution, signed a proclamation designating the second Sunday in May as Mother’s Day. In 1951, the U.S. conducted its first