1.  The most important support an emperor needed came from the: army.
2. Two emperors who persecuted Christians were: Decius and Valerian.
3. The woman who broke Egypt, Syria, and Palestine away from Rome was: Zenobia.
4. Aurelian did this as an act of defense: ​built huge walls around the city of Rome.
5. Sol Invictus means: unconquerable sun. 
6. Two famous ​people killed ​during the Christian persecutions of this time were: Cornelius and Cyprian.
7. One of the main barbarian tribes was the: Vandals.
8. Because of the barbarians: money became scarce and trade became difficult.
9. From 235-285 A.D., Rome had: over 50 emperors.
10. Almost all emperors in this period: were murdered.