[1][2] In November 1941 after completing military intelligence school he deployed deep into enemy controlled territory by parachute.
[4] However, his detachment suffered severe casualties: over 100 of them were killed in the battles for Grigorievka, Lukovitsy, Zarubintsy, and after the Dnieper operation only 20 of them remained alive.
For his heroism he received many state awards including the Order of Bogdan Khmelnitsky and was praised by the famous Ukrainian partisan leader Sydir Kovpak.
Initially he had a hard time getting a job, but with a letter of recommendation from Sydir Kovpak he found work in the Communist Party.
[5][6] Qaysenov wrote many military themed books after the war, the first being "The Young Partisan" that was published in 1954.