According to district's press service, aviation of Russia's Southern Military District has been fully rearmed with Su-34 attack aircraft.

The aviation of Russia's Southern Military District has been fully rearmed with Su-34 attack aircraft, the district's press service said in a statement Wednesday.

The statement added that with the arrival of the Su-34 aircraft the Southern Military District had completed the formation of a third air squadron of the modern warplanes.

"A separate bomber aviation regiment of the Southern Military District, located in the Rostov Region, received yet another frontline Su-34 fighter-bomber," the statement said.

According to the statement, the district received some 35 modern planes and helicopters in 2015.

Russia is currently spending about $300-billion in a rearmament program intended to modernize up to 70-percent of its military equipment by 2020.