Abstract: Deng's historic status in the controversy betwcen the Soviet Union and China is evaluated objectively in this article and his prominent contribution is also expatiated on.It is expounded that Deng set himself against "the great-party chauvinism" and "the great-nation chauvinism" in the Soviet Union in the controversy and contributed momentously to standing on our nation's dignity and dominion representing to disbelieve in evil and hold no fear for being overwhelmed which the Chinese people stand for in spirit.