Misc: Every human first spent about half an hour as a single what?

Questions

In 1977 1st ---------- concert (Pink Floyd in London)?

In 1982 ---------- Portugal, a Spanish priest with a bayonet is stopped prior to his attempt to attack Pope John Paul II?

In 1984 South African prisoner ---------- sees his wife for 1st time in 22 years?

In 1990 Nora Dunn & ---------- O'Connor boycott Saturday Night Live to protest Andrew "Dice" Clay's hosting?

In 535 St ---------- I begins his reign as Catholic Pope?