1917

The U.S. Congress passed the Immigration Act of 1917 over President Woodrow Wilson’s veto, an act that severely curtailed Asian immigration and mandated immigrant literacy testing.

1971

Apollo 14 astronauts Alan Shepard and Edgar Mitchell stepped onto the surface of the moon in the first of two lunar excursions.

1993

President Bill Clinton signed the Family and Medical Leave Act, granting workers up to 12 weeks of unpaid leave for family emergencies.

2020

The Senate voted to acquit President Donald Trump, bringing to a close the third presidential trial in American history.