Portugal fought a long war to try to hold onto Angola.
Biotic: Producers(plants)
Herbivores(animals or organisms that don't eat meat)
Carnivores(meat eaters)
Abiotic: Light
Water
Temperature
It increased efforts to maintain order and enforce laws.
The division of the Roman Empire into eastern and western halves was a crucial step in the formation of the "Byzantine Empire", since this Empire "grew" in many ways from the former.
