music: 70's Chart Toppers: Name The Artist: Back In The Saddle?

Questions

In 1981 Supreme Court Justice Potter Stewart retires. (replaced by ---------- first woman on the high court).?

In 1983 7th Shuttle Mission (Challenger 2) launched. ---------- is the first U.S. woman in space?

In 1623 Blaise---------- , mathematician, born.?

In 1862 ---------- is abolished in the US territories.?

In 1867 Mexico's deposed emperor ---------- is executed.?