问:苏联自十月革命成功後,怎样对中国宣布取消一切在帝俄时所订的不平等条约 ?为什么从那时起到现在,不把黑龙江以北、乌苏里江以东之地,交还中国呢?(正定中学刘玉忠) 答:帝俄统治阶级,为了扩大侵略势力与扩大剥削对象,在一八六○年,曾藉口调停第二次鸦片战争,胁迫满清政府订立“中俄北京条约”,将黑龙江以北、乌苏里江以东之地掠夺以去,完全是一种非正义的侵略的行动。十月革命成功後,帝国主义的帝俄进入社会主义的苏维埃,发生本质的变化。正因为社会主义的苏维埃,已经推翻了国内反动统治,取消了一切人剥削人的制度,不但已经 Q: After the Soviet Union succeeded the October Revolution, how did China declare its unequal treaty when all of China and Russia were canceled? Why has it not been until now that the land north of Heilongjiang and the Ussuri River will not be returned to China? (Zhengding High School, Liu Yuzhong) Answer: In order to expand the aggressive forces and expand the target of exploitation, the ruling class of the Russian government tried to mediate the Second Opium War in 1860 by threatening the Qing government to conclude the Treaty of Sino-Russian Beijing, To plunder north of Heilongjiang and east of the Ussuri River is an act of unjust aggression. After the success of the October Revolution, the imperialist imperial Russia entered the socialist Soviet Union and made an essential change. It is precisely because the socialist Soviets have overthrown the domestic reactionary rule and abolished the system of exploiting all by human beings. Not only has the