generate questions: On December 25, 1991, following the collapse of the Soviet Union, the republic was renamed the Russian Federation, which it remains to this day. This name and "Russia" were specified as the official state names in the April 21, 1992 amendment to the existing constitution and were retained as such in the 1993 Constitution of Russia.
When did the Soviet Union break up? {sep_token} Which name did Russia take after the fall of the Soviet Union? {sep_token} What is the current official name of Russia? {sep_token} When was the current name for Russia added to the Russian constitution? {sep_token} When was Russia renamed the Russian Federation? {sep_token} What event led to Russia being renamed the Russian Federation? {sep_token} When was Russia made an official state name of the Russian Federation? {sep_token} What 1993 document confirmed Russia as an official state name of the Russian Federation?