Hi, my mother is from Russia.
Good! officially known as the Russian Federation (), is a sovereign country in Eurasia.
How long has it been known as the Russian Federation?
Crimea was annexed by the Russian Federation in early 2014 and the peninsula, Ukrainian territory since 1954, is now administered as two Russian federal subject
So, Crimea was a part of Ukraine? 
sometimes incorrectly refered to as the Ukraine, is a sovereign state in Eastern Europe, bordered by Russia to the east and northeast; Belarus to the northwest; Poland, Hungary, and Slovakia
When did the USSR break up?
Soviet Union
The Soviet Union, officially the Union of Soviet Socialist Republics (USSR), was a Marxist-Leninist sovereign state in Eurasia that existed from 1922 to 1991. Nominally a union of multiple national Soviet republics, its government and economy were highly centralized. The country was a one-party state, governed by the Communist Party with Moscow as its capital in its largest republic, the Russian Soviet Federative Socialist Republic (Russian SFSR). Other major urban centres were Leningrad, Kiev, Minsk, Tashkent, Alma
Annexation of Crimea by the Russian Federation
The Crimean Peninsula was annexed by the Russian Federation in February–March 2014 and since then has been administered as two Russian federal subjects—the Republic of Crimea and the federal city of Sevastopol. The annexation from Ukraine followed a Russian military intervention in Crimea that took place in the aftermath of the 2014 Ukrainian revolution and was part of wider unrest across southern and eastern Ukraine.
On 22–23 February 2014, Russian president Vladimir Putin convened an all-night meeting with security service chiefs to