The collection contains operational reports of the Belarusian headquarters of the partisan movement for January - July 1944. The documents reflect the main events of the combat activities of the Belarusian partisans (sabotage and military operations to destroy enemy garrisons, opposition to Nazi punitive expeditions, "rail war" on enemy communications, interaction with Red Army units as part of the liberation of Belarus), information on the number and nature of goods delivered to the "people's avengers" from the "mainland," on the reorganization and renaming of partisan formations, their locations, etc. The main part of the documents is published for the first time.