Tammy Baldwin (D-WI) became the first openly LGBT senator in 2012.
The Senate's attempt to repeal the Affordable Care Act narrowly failed due to a surprise defection by Sen. John McCain
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.
As Joe Biden is inaugurated as America's 46th President, browse his votes as a U.S. Senator
Under the direction of President John Adams, the Congress passed the Sedition Act of 1798, which made it a criminal offence to publish statements critical of the federal government. The first individual to be tried under the law was Rep. Matthew Lyon, who unsurprisingly had voted against its passage. Lyon was re-elected from jail.