Nuclear power in Ukraine balance account. Three of them Vatutine, Central, and Michurinske were being developed, while at the Novokostiantyniv was being built an ore enrichment factory. Number of deposits are exhausted (i.e. Devladove, Zhovtorichenske, Pershotravneve, Bratske). All of Ukraine's RBMK reactors (the type involved in the 1986 Chernobyl nuclear disaster) were located at the Chernobyl Nuclear Power Plant. All of the reactors there have been shut down, leaving only the much safer VVER reactors operating in the country. Three of the reactors listed were built in post-independence Ukraine, with the first one of these being constructed in 1995; the other sixteen reactors the
Russian military intervention in Ukraine (2014–present) sphere of interest. Iulian Chifu and his co-authors claim that in regard to Ukraine, Russia pursues a modernized version of the Brezhnev Doctrine on "limited sovereignty", which dictates that the sovereignty of Ukraine cannot be larger than that of the Warsaw Pact prior to the demise of the Soviet sphere of influence. This claim is based on statements of Russian leaders that possible integration of Ukraine into NATO would jeopardize Russia's national security. After the collapse of the Soviet Union, both nations retained very close ties. At the same time, there were several sticking points, most importantly Ukraine's significant nuclear