Analysts say that terrorism has been a major concern in Russia since the fall of the Soviet Union in 1991.

VOA: standard.2009.11.27

There's another sample which is in Russia, part of the former Soviet Union, where there are samples that were stored.

另一个样本在俄罗斯,前苏联的一部分,那也有储存的样本

耶鲁公开课 - 生物医学工程探索课程节选

One is Dubna in the former Soviet Union in Russia, one is in Darmstadt in Germany and the third one is in the United States in Berkeley.

一个是在杜布纳，位于前苏联的俄国，一个在德国的达姆施塔特,第三个是在美国的伯克利。

麻省理工公开课 - 固态化学导论课程节选

As many as 100,000 people may have died in the two wars between Russia and Chechnya since the collapse of the Soviet Union, but exact figures are not known.

VOA: standard.2009.03.26

The counterterrorism operation in Chechnya was instituted in 1999, when Russia sent troops for the second time since the collapse of the Soviet Union to put down a local separatist movement.

VOA: standard.2009.04.16

The 58-year-old Ghimpu and his pro-Western coalition, dubbed the 'Alliance for European Integration', seek closer ties with the European Union and want to take the former Soviet republic out of Russia's sphere of influence.

VOA: standard.2009.08.29