"rising tensions with Japan" . . . . . . . . . . "Japanese\u2013Soviet Border War" . . "1932-03-01" . . . . . . . . . "350 tanks destroyed" . "*Soviet\u2013Japanese Neutrality Pact" . "clashing with the expansionist Japanese" . . "Soviet and Mongolian victory" . . . . "border clashes" . . "1938\u20131939 Soviet\u2013Japanese border conflicts" . . "Soviet\u2013Japanese border conflicts" . "fought skirmishes" . . . "conflicts with the Soviet Union" . . "Soviet-Japanese Border War (1939)" . . . . . . . "skirmishes and pitched battles" . "invaded by Japanese troops" . . "border conflicts" . . . "Soviet\u2013Japanese conflict" . . "Soviet-Japanese Border Wars" . . "Far Eastern border conflicts" . . . . . . . . "Soviet\u2013Japanese border conflicts" . . . . "regular skirmishes" . . . . . . . . . . . . . . . . "*Korea" . . . . "Soviet Union" . . "Soviet\u2013Japanese Border War" . . . . . "Soviet-Japanese Border War" . . . . . "humiliated Japan" . . "32,000 casualties" . . . . . . . "Soviet\u2013Japanese_border_conflicts#Major_conflicts_of_1939" . . "211 aircraft destroyed" . . . . . . . "Manchukuo" . . . . . . "Soviet-Japanese combats in Mongolia" . . . "border wars earlier up until in 1939" . "Soviet victories" . "war against Japan" . . . "Nomonhan Soviet-Japanese Border War" . . . . . . . . "border disputes between the Soviet Union and Japan" . "1938\u201339 Soviet\u2013Japanese border conflicts" . . "low intensity conflict" . "140 armoured cars destroyed" . . . "1,000 casualties" . . .