In the 1930?s ,proceeding from its own interests,the Soviet Union tried to set up a European Collective Security System to get rid of the menace of Nazi Gemany.

• 20世纪 30年代 ,苏联从本国利益出发 ,积极谋求建立欧洲集体安全体系 ,以消除纳粹德国侵略的威胁。