He graduated from a Parochial school and then the Cadet Corps in Moscow .
Oleshev was born on 21 September 1903 in Poshekhonye in Yaroslavl Governorate in the family of a Kapellmeister in an artillery regiment .
family graduated from a Parochial school and then the Cadet Corps in Moscow .
Oleshev was born on 21 September 1903 in Poshekhonye in Yaroslavl Governorate in the family of a Kapellmeister in an artillery regiment .