Crimea? Sebastopol port has always been part of Russia and the center of their fleet because it does not get frozen in Winter like other ports. Having ships un

Crimea? Sebastopol port has always been part of Russia and the center of their fleet because it does not get frozen in Winter like other ports. Having ships under frozen water is the same as not having ships at all. Easter Ukraine? It is were the industry of Ukraine is. It is very near Russia and as most of Russia is plain, it is very easy to invade the country(Russia) from it. Russia wants to have a buffer around their country in the same way the US does not let anybody to have military bases and missiles near the country, like in Cuba.