Respuesta :

invasions by barbarian tribes, economic troubles and over reliance on slave labor, the rise of the eastern empire, over expansion and military overspending

Answer:

1. Invasions by Barbarians

2. Economic troubles and overreliance on slave labour

3. The Rise of the Eastern Empire

4. Overexpansion and military overspending

Explanation:

Bonus: Weakening of Romans Legions