Each of the 50 U.S. states, the District of Columbia, and territories of the United States holds either primary elections or caucuses to help nominate individual candidates for president of the United States. This process is designed to choose the candidates that will represent their political parties in the general election.
2016 presidential primary election ballots in Massachusetts
Voters checking in at a 2008 Washington State Democratic caucus held at the Nathan Eckstein Middle School in Seattle
A 2008 Washington state Democratic caucus held in the school lunchroom of Eckstein Middle School in Seattle. In some states like Washington, voters attend local meetings run by the parties instead of polling places to cast their selections.
A 2008 Democratic caucus meeting in Iowa City, Iowa. The Iowa caucuses are traditionally the first major electoral event of presidential primaries and caucuses.
The 1912 United States presidential election was the 32nd quadrennial presidential election, held on Tuesday, November 5, 1912. Democratic Governor Woodrow Wilson of New Jersey unseated incumbent Republican President William Howard Taft while defeating former President Theodore Roosevelt and Socialist Party nominee Eugene V. Debs.
Image: Unsuccessful 1912 2
Image: Eugene Debs portrait