music: 60's Chart Toppers: Name The Artist: Sea of Heartbreak?

Questions

In 1976 John ---------- completes a bicycle tour of every continent in the world and cycling 50,600 miles. ?

In 1976 John Hathaway completes a bicycle tour of every continent in the world and cycling ---------- miles. ?

In 1976 Pres ---------- says there is "no Soviet domination in Eastern Europe". ?

In 1979 Pope ---------- is 1st Pope to visit the White House. ?

In 1981 ---------- Sadat assassinated. ?