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.
Are you an academic or journalist interested in using NOMINATE data? Click here to download the data and learn how to use it.
Map, visualize, and explore the passage of the USA PATRIOT Act in October 2001
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.
