Special report: The history of the Iowa caucuses

Every presidential election year, dozens of candidates and journalists flock to the heart of the Midwest -- Iowa. Candidates try to make headlines and win support; journalists try to find the best story. The Iowa caucuses have served as the first-in-the-nation caucuses since 1972, making Iowa one of the most important players in the presidential election game. Here's a look at the history of the Iowa caucuses.

The Reform
In 1972, caucuses and primaries began playing
a very important role in the nomination process

What is a Caucus?
A look at the process and the pros and cons of
Iowa's first-in-the-nation status

Caucus History in Iowa
A look at the caucuses in the past 28 years

Next Stop: New Hampshire

New Hampshire's first-in-the-nation primary plays key role in choosing candidates, 4/30/1999