who switched parties in office List of United States representatives who switched parties List of United States senators who switched parties Gieske, Millard...

In politics of the United States, party switching is any change in party affiliation of a partisan public figure, usually one who holds an elected office...

senators who switched parties List of party switchers in the United States Party switching Welch, Matt (29 April 2020). "Justin Amash Becomes the First Libertarian...

This list includes United States senators who switched parties while serving in the Senate. Party switching in the United States List of United States representatives...

is a list of political parties in the United States, both past and present. The list does not include independents. The following third parties have members...

The Democratic Party is one of the two major contemporary political parties in the United States. Since the 1850s, its main political rival has been the...

become an independent or form their own minor political party. Notable individual party switchers at federal level include: Agnes Robertson – Liberal to...

Party divisions of United States Congresses have played a central role on the organization and operations of both chambers of the United States Congress—the...

The Republican Party, also known as the GOP (Grand Old Party), is one of the two major contemporary political parties in the United States. It emerged...

of major political parties since shortly after the founding of the republic of the United States. Since the 1850s, the two largest political parties have...