All the answers are hidden in history.. So we began in the 9th century there was a state called “Kevin rus” Slavic people lived here and the city Kyiv was the capital, it was ruled by the “Grand Prince Vladimir” between 980 -1015. He was known as Vladimir in Russian and Volodymyr in Ukrainian, so as president of both countries now. Anyway, so Russian, Ukrainian, and Belarussian draws their lineage from This Slavic state, in the 1900s In the Soviet Republic, Russia is the most powerful in 15 Soviet republics and Ukraine is the second most powerful country. But the Soviet Union disintegrated in 1991. Ukraine become independent and Ukrainian inherited most of the Soviet nuclear arsenals, But gave it up to Russia in 1994 in exchange for this, Russia took the guarantee of Ukraine's security and promised to respect Ukraine's sovereignty. Also they signed "Budapest Agreement" Along with some other countries which is kind of security assurance of Ukraine. Cut to Nove