Primary election
- 1968 Democratic National Convention protests
- 1968 Democratic Party presidential primaries
- 1995 French presidential election
- 2004 Conservative Party of Canada leadership election
- 2005 French European Constitution referendum
- 2005 Italian regional elections
- 2006 Colombian presidential election
- 2006 Italian general election
- 2006 People's Party for Freedom and Democracy leadership election
- 2009 European Parliament election
- 2010 Colombian presidential election
- 2010 United Kingdom general election
- 2011 Russian legislative election
- 2012 French presidential election
- 2014 European Parliament election
- 2014 Portuguese Socialist Party prime ministerial primary
- 2015 United Kingdom general election
- 2016 Labour Party (Netherlands) leadership election
- 2017 Chilean presidential primaries
- 2017 Conservative Party of Canada leadership election
- 2017 French presidential election
- 2017 New Democratic Party leadership election
- 2017 South Korean presidential election
- 2018 Russian presidential election
- 2019 Budapest mayoral election
- 2019 Civic Platform presidential primary
- 2019 Democratic Progressive Party presidential primary
- 2019 Kuomintang presidential primary
- 2019 Social Democratic Party of Germany leadership election
- 2020 Christian Democratic Appeal leadership election
- 2020 Confederation presidential primary
- 2020 Conservative Party of Canada leadership election
- 2020 Hong Kong pro-democracy primaries
- 2021 Kazakh legislative election
- 2022 Indian National Congress leadership election
- A Just Russia
- African Americans
- All-Russian People's Front
- Altai Krai
- Alternative Democratic Pole
- Andrea Nahles
- Andrew Scheer
- Antanas Mockus
- Apulia
- Armenia
- Armenian Revolutionary Federation
- Australia
- Australian Labor Party
- Budapest
- COVID-19 pandemic
- Calabria
- California Proposition 14 (2010)
- Canada
- Carlos Gaviria
- Caucus
- Caucus
- Cem Özdemir
- Centre-left coalition (Italy)
- Centre-right coalition (Italy)
- Citizens' Action Party (Costa Rica)
- Coalition government
- Colombia
- Colombian Conservative Party
- Colombian Liberal Party
- Committeemen and committeewomen
- Condorcet loser criterion
- Conservative Party (UK)
- Conservative Party of Canada
- Costa Rica
- Crossover voting
- Delegate (American politics)
- Democratic National Committee
- Democratic Party (Italy)
- Democratic Party (United States) presidential primaries, 2008
- Direct election
- District of Columbia
- Dmitry Medvedev
- Elections Canada
- Elections in Chile
- Elections in Uruguay
- Elections in the European Union
- Electoral district (Canada)
- Erin O'Toole
- Europe
- European Commission President
- European Green Party
- European Parliament
- European People's Party
- European countries
- European political party
- Ferencváros
- First-past-the-post voting
- Forza Italia (2013)
- François Hollande
- François Mitterrand
- Françoise de Panafieu
- Fred Tuttle
- French Communist Party
- French Socialist Party presidential primary, 2006
- French Socialist Party presidential primary, 2011
- Friedrich Merz
- Governor of Saint Petersburg
- Green Alliance (Russia)
- Green Party (Colombia)
- Gustavo Petro
- Helge Braun
- High Representative of the Union for Foreign Affairs and Security Policy
- Hong Kong
- Horacio Serpa
- House of Commons of Canada
- House of Freedoms
- Hubert Humphrey
- Independent Party of Oregon
- Independent voter
- India
- Instant-runoff voting
- Iowa caucus
- Jacques Chirac
- Justin Trudeau
- Jürgen Trittin
- Katrin Göring-Eckardt
- Labor unions
- Leadership election
- Liberal Party of Canada
- Lionel Jospin
- Lisbon treaty
- List of political parties in Canada
- Louisiana primary
- Majority government
- Mark Rutte
- Mayor of Paris
- McGovern–Fraser Commission
- Member of Parliament
- Member of parliament
- Member of the European Parliament
- Moscow City Duma
- National Liberation Party (Costa Rica)
- National Party of Australia
- New Democratic Party
- New Democratic Party (Canada)
- New Hampshire primary
- Nicolas Sarkozy
- Nizhny Tagil constituency
- Noemi Sanin
- Nonpartisan primary
- Norbert Röttgen
- Norbert Walter-Borjans
- Northwest Territories
- Notre Europe
- Nunavut
- Nur Otan
- Nur Otan primaries
- Official Opposition (Canada)
- Party Raiding
- Party of European Socialists
- Party of Growth
- Party of Growth presidential primaries, 2017
- People's Freedom Party (Russia)
- Plurality (voting)
- Political convention
- Popular initiative
- Postal voting
- Premier (Canada)
- President of the European Commission
- President of the French Republic
- President of the United States
- Primary elections in Argentina
- Prime Minister of Canada
- Prime Minister of the Netherlands
- Progressivism in the United States
- Provinces and territories of Canada
- Radical Party of the Left
- Rafael Pardo
- Republic of China
- Republican National Committee
- Republican Party of Texas
- Robert M. La Follette
- Romano Prodi
- Saskia Esken
- Smith v. Allwright
- Social Christian Unity Party
- Socialist Party (France)
- Sore loser law
- South Carolina
- South Korea
- Southern United States
- St. Louis
- St. Petersburg
- State Duma
- Stephen Harper
- Ségolène Royal
- Terra Nova (think tank)
- The Grange (organization)
- The Greens (France)
- The People of Freedom
- The Republicans (France)
- The Union (Italy)
- Tom Spencer (politician)
- Two-round system
- U.S. District Court for the Western District of Washington
- U.S. presidential primary
- Union for a Popular Movement
- Union of Right Forces
- United New Democratic Party
- United Russia
- United States
- Virginia Gray (political scientist)
- Vladimir Putin
- Voter turnout
- Walter Veltroni
- Washington (state)
- Weighted voting
- Yabloko
- Young Radicals of the Left
- Young Socialist Movement
- Yukon