When Julius Caesar in the first century BCE took a break from overrunning countries and fighting, and returned to display his spoils, what city did he come to?
By the time of Julius Caesar a century, which was the body commanded in the first instance by a centurion in the Roman army, consisted of how many soldiers ?
What did Emperor Charles V, the Holy Roman Emperor, aim to achieve when he called the Diet of Worms together in 1521?