The collection dedicated to the 50th anniversary of the French Communist Party includes the Greeting of the Central Committee of the Communist Party of the Soviet Union to the Central Committee of the French Communist Party, the Statement of the Central Committee of the PCF, as well as articles by prominent figures of the PCF published in the Soviet press, and materials of the scientific session at the Institute of Marxism-Leninism under the Central Committee of the CPSU. They show the half-century path of the heroic struggle of the French communists for the liberation of workers from capitalist exploitation, for social justice, peace, democracy and socialism.