Explore current and historical political parties, map party control, and learn about polarization.
Use the 'tabular view' to quickly check NOMINATE scores
Visualize the first time in history a cabinet nominee's confirmation ended in a tie.
As Joe Biden is inaugurated as America's 46th President, browse his votes as a U.S. Senator
The Senate failed, barely, to secure a two-thirds majority in favor of convicting President Andrew Johnson
