On this day in 1803, Congress passed the 12th Amendment, changing the rules for how the vice president is elected. | American Experience | PBS

#Jamestown400 spotlight: As slavery persisted, the nation's divide deepened. Two years into the Civil War, President Lincoln's "Emancipation Proclamation" marked a symbolic first step toward ending slavery in America, but it wasn't until the 13th Amendment that slavery was abolished: https://comca.st/2KzwfVp | Voices of the Civil Rights Movement