Costa-Gavras is a Greek-French film director known for his political films, which often deal with themes of social injustice and political oppression.

The Great Dictator is a 1940 satirical film directed by and starring Charlie Chaplin. The film satirizes the rise of fascism and totalitarianism, particularly Adolf Hitler and the Nazi Party.

Battleship Potemkin is a 1925 Soviet silent film directed by Sergei Eisenstein. The film is considered a masterpiece of Soviet cinema and is known for its innovative use of montage.

Triumph of the Will is a 1935 German propaganda film directed by Leni Riefenstahl. The film glorifies the Nazi Party and Adolf Hitler and is considered one of the most effective propaganda films ever made.

Rome, Open City is a 1945 Italian neorealist film directed by Roberto Rossellini. The film depicts the struggles of ordinary people in post-war Italy and is considered one of the most important films of the Italian neorealist movement.

Charulata is a 1964 Indian drama film directed by Satyajit Ray. The film is a political satire that criticizes the Indian government's handling of the Bengal famine.

Xala is a 1975 Senegalese film directed by Ousmane Sembène. The film is a political allegory that criticizes the neocolonialism and corruption in Africa.

Black God, White Devil is a 1964 Brazilian film directed by Glauber Rocha. The film is a political allegory that criticizes the Brazilian military dictatorship.

Salò, or the 120 Days of Sodom is a 1975 Italian film directed by Pier Paolo Pasolini. The film is a political allegory that criticizes the consumerism and materialism of modern society.

Berlin Alexanderplatz is a 1980 West German film directed by Rainer Werner Fassbinder. The film is a political allegory that criticizes the rise of fascism and totalitarianism.

Dekalog is a 1988 Polish television series directed by Krzysztof Kieślowski. The series is a political allegory that criticizes the Polish government's handling of the Solidarity movement.

Manderlay is a 2005 Danish film directed by Lars von Trier. The film is a political allegory that criticizes the Danish government's handling of the refugee crisis.

Sicko is a 2007 American documentary film directed by Michael Moore. The film criticizes the American healthcare system.

The Fog of War is a 2003 American documentary film directed by Errol Morris. The film criticizes the American government's handling of the Iraq War.

The Act of Killing is a 2012 Danish-Indonesian documentary film directed by Joshua Oppenheimer. The film examines the Indonesian genocide.