useless trivia: What Word Means: An Explosive Charge For Mining?

Questions

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.?

In 1655 Innocent---------- , 244th Roman Catholic pope (1721-24), born.?

In 1717 Empress Maria---------- , Austria (Wife of Napolean), born.?