There’s many reason that Roman republic felled down. One of these reason why the rome republic felled down is that there was a political corruption in their system. They had hard time to choosing their new emperor when their last one died. That means without a emperor the whole nation is falling apart without laws,and that means that it doesn’t have a great system. -The army has a hard time of defending the borders of their empire from the barbarians attacked.Then the military spending a lot of resources from their attacked. Also, unemployed solder are getting fired and less solders are in the army. The Rome republic needed money to pay their legion , to build roads and Aqueducts. To get that money they created a system called tax farmers,