During the invasion of Poland of 1939 , Kazimierz Orlik-Łukoski 's unit became the core of the newly formed Jasło Operational Group within the Karpaty Army . Captured by the Soviets , he was interned in the NKVD ( the Soviet secret police ) concentration camp in Starobielsk and then murdered in Kharkov in the spring of 1940 , during the Katyn massacre , aged forty-nine
Katyn massacre
Katyn massacre
Kazimierz Orlik-Łukoski