The 42nd Congress voted 115-65 to establish Yellowstone, America's first national park -- despite concerns surrounding federalism
President Clinton was acquited of obstruction of justice charges in his impeachment trial, a two-thirds majority vote having been necessary to convict.
Although confirmed 92-7, Rockefeller did not make an impact as Vice President and subsequently withdrew from President Ford's re-election ticket.
Buried dozens of pages into the Defense Appropriations Act of 2010 was the first and only congressional apology to Native peoples.
In 1866, the House voted 105-20 to try former Confederate President Jefferson Davis for treason -- the trial ultimately never occurred.