music: 60's Chart Toppers: Name The Artist: The River Is Wide?

Questions

In 1966 USSR launches ---------- for orbit around Moon. ?

In 1968 France became world's ---------- thermonuclear power. ?

In 1990 Iraqi troops surround US and other embassies in ---------- City. ?

In 1991 ---------- resigns as head of USSR Communist Party. ?

In 1991 ---------- declares independence from the USSR. ?