The House impeached President Donald J. Trump for a second time, an unprecedented feat in U.S. history, on charges of fomenting insurrection
Explore current and historical political parties, map party control, and learn about polarization.
In 1866, the House voted 105-20 to try former Confederate President Jefferson Davis for treason -- the trial ultimately never occurred.
As Joe Biden is inaugurated as America's 46th President, browse his votes as a U.S. Senator
In 1965, Congress passed the Immigration and Nationality Act, which eliminated restrictions racial, ethnic, and national origin restrictions on immigration and established priority immigration procedures for family reunification.