The Junker mutiny ( ) was a counterrevolutionary mutiny of military school cadets in Petrograd against the Bolsheviks in October 1917 .

the dead were mostly israel prison service officer cadets , as well as three senior police officers , among them the chief of haifa 's police .

Also cadets from military schools , the so-called Junker mutiny supported Supporting Kerensky in his bid to retake control of the government .