Polarization in U.S. politics starts with weak political parties | YaleNews
The Impact of Increased Political Polarization
Election 2020: The real story of why we're polarized - CSMonitor.com
Charts: America's Political Divide, From 1994–2017
Charts: America's Political Divide, From 1994–2017
Political Polarization in the United States | Facing History and Ourselves
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The single most important fact about American politics - Vox
Polarization in American politics | Pew Research Center
The Rise of Partisanship in the U.S. House of Representatives
Political Polarization in the American Public | Pew Research Center
Political polarization is about feelings, not facts
Political polarization in the United States - Wikipedia
Political polarisation: the phenomenon that should be on everyone's lips
Political Polarization - YouTube
Extreme Polarization Is Bad But Need Not Be Inevitable - Social Science Space
How America's Toxic Political Polarization Erodes Election Reporting - and 12 Tips to Regain Impact - Global Investigative Journalism Network
Charts: America's Political Divide, From 1994–2017
Politics Viz Contest: Plotting Political Polarization - InterWorks
Political Polarization in the American Public | Pew Research Center
Political divide remains critically high and immigration is most divisive issue, according to new USC polarization index - USC News
United States of Amoeba | The Economist
