Explore current and historical political parties, map party control, and learn about polarization.
President Clinton was acquited of obstruction of justice charges in his impeachment trial, a two-thirds majority vote having been necessary to convict.
After reports that the USS Maddox had been attacked by North Vietnamese naval vessels, the U.S. House of Representatives voted 422-1 to authorize military action in Vietnam. Eugene Siler was the loan 'Nay' vote.
The Senate's attempt to repeal the Affordable Care Act narrowly failed due to a surprise defection by Sen. John McCain
Are you an academic or journalist interested in using NOMINATE data? Click here to download the data and learn how to use it.