Match the following items.
1. emperor's bodyguard
Praetorian Guard
2. self-acclaimed emperor
Nero
3. Sejanus
Claudius
4. Gaius
Caligula
5. played the fiddle while Rome burned
Rome
6. formed first cabinet
circus
7. chariots
Roman soldiers
8. baths
gymnasiums
9. built roads
Tiberius
10. center of civilized world
Augustus