2013 Event Texas State Senator Wendy Davis, famous for her 11-hour filibuster against restricting abortion rights, announces she will run for either the Texas State Senate seat or for Governor of Texas 2013 Event U.S. Senate Republicans filibuster the nomination of Chuck Hagel as U.S. Secretary of Defense, demanding answers to questions about President Obama and Benghazi 1975 Event Senate revises filibuster rule, allows 60 senators to limit debate 1964 Event Civil Rights Act of 1964 passed after 83-day filibuster in Senate 1964 Event Southern Democrats filibuster on civil rights bill ends; cloture invoked 1957 Event Strom Thurmond, Senator-D-South Carolina, ends 24 hour filibuster against civil rights 1957 Event Senator Strom Thurmond begins 24-hour filibuster against civil rights bill 1948 Event 5 day southern filibuster succeeds in maintaining poll tax 1946 Event Filibuster in U.S. Senate kills FEPC bill 1919 Event Senate 1st invokes cloture to end a filibuster (Versailles Treaty) 1854 Event Filibuster William Walker proclaims Republic of Sonora in NW Mexico 1841 Event 1st continuous filibuster in U.S. Senate began, lasting until March 11 1824 Birthday William Walker, filibuster/president of Nicaragua, 1856-57