Which makes today a “black chapter in the history of the Senate.”

Via WSJ:

[T]he Senate has a long history of threatening this option. In 1841, frustrated by a Democratic minority’s opposition to his bank bill, Kentucky Sen. Henry Clay threatened to invoke it. In the 1990s, 19 Democrats — including former Sen. Edward Kennedy — tried to eliminate the filibuster by invoking the nuclear option. In 2005, Republican senators threatened to same in the face of Democratic opposition to former President George W. Bush’s judicial nominations. In 2008, Mr. Reid himself swore that as long as he was leader, he would never turn to the nuclear option, saying it would be a “black chapter in the history of the Senate.”