On 3 September 1991 the Ministry of Defence commenced its duties .
This took jurisdiction over all formations of the armed forces of the Soviet Union stationed on Ukrainian soil , and established one of the key agencies , the Ukrainian Ministry of Defense .
On 3 September 1991 the Ministry of Defense     commenced Ukrainian 's duties .
This took jurisdiction over all formations of the armed forces of the Soviet Union stationed on Ukrainian soil , and established one of the key agencies , the Ukrainian Ministry of Defense .