Fourth Party System - Wikipedia
Difference Between Left-Wing and Right-Wing With Their Detailed Comparisons
Views on political parties across Europe | Pew Research Center
Pew study finds Americans aren't 2 parties but 9 distinct groups : NPR
Republican Party (United States) - Wikipedia
Political Independents: Who They Are, What They Think | Pew Research Center
A new group of left-wing presidents takes over in Latin America
The Political Typology: In polarized era, deep divisions persist within coalitions of both Democrats and Republicans | Pew Research Center
US election: How left-wing is the Democratic field?
Left vs. Right (US) — Information is Beautiful
Political spectrum | Definition, Chart, Examples, & Left Versus Right | Britannica
U.S. Political Ideology Steady; Conservatives, Moderates Tie
US election: How left-wing is the Democratic field?
2. Americans are divided by party in the sources they turn to for political news | Pew Research Center
Police three times more likely to use force against left-wing protests: analysis | The Hill
US election: How left-wing is the Democratic field?
The Republican Party has lurched towards populism and illiberalism
Democrat vs Republican: Major Differences between US parties
Progressive Left: Liberal, educated and majority White; most say U.S. institutions need to be completely rebuilt because of racial bias | Pew Research Center
Why Do "Left" And "Right" Mean Liberal And Conservative? - Dictionary.com
US election: How left-wing is the Democratic field?
Republicans vs Democrats: Where do the two main US political parties stand on key issues? - ABC News
Revealed: rightwing firm posed as leftist group on Facebook to divide Democrats | Facebook | The Guardian
US election: How left-wing is the Democratic field?
