geography: Which African capital city was called Leopoldville until 1966?

Questions

History : His wife was Roxana. His horse was Bacephalus. He was ________.?

History : How do you write 69 in Roman numerals?

History : How many astronauts manned each Apollo flight?

History : How old was John F. Kennedy when he became president?

History : In 1902 this volcano erupted, killing 30,000?