In 1866, the House voted 105-20 to try former Confederate President Jefferson Davis for treason -- the trial ultimately never occurred.
Visualize the 117th Senate and its members, and compare it with past congresses
Visualize the first time in history a cabinet nominee's confirmation ended in a tie.
In America's first use of the Presidential veto, George Washington vetoed legislation affixing the size of the House of Representatives at 120 members.
On March 7th, 1975, in a bipartisan vote, the U.S. Senate voted to amend Rule XXII (which governs the end of debate, and thus filibustering) to lower the threshold for cloture from 67 to 60 votes.