On this day in 1947, the Constitution of the Republic of China went into effect.
On this day in 1962, the Soviet Union conducted its final above-ground nuclear weapon test, in anticipation of the 1963 Partial Nuclear Test Ban Treaty.
On this day in 1991, Ukraine officially left the Soviet Union.
On this day in 2000, Russian President Vladimir Putin signed a bill into law that officially established a new National Anthem of Russia, with music adopted from the anthem of the Soviet Union.