Kuibyshev graduated from the Omsk Cadet Corps in 1912 and entered the Alexandrov Military School in Moscow .
He was future Soviet politician Valerian Kuibyshev 's younger brother .
politician graduated from the Omsk Cadet Corps in 1912 and entered the Alexandrov Military School in Moscow .
He was future Soviet politician Valerian Kuibyshev 's younger brother .