The Roman Empire under Augustus

  • Yellow – Territories owned by Rome before 31 BCE
  • Dark green – Territories acquired by Rome between 31 BCE and 19 BCE
  • Green – Territories acquired by Rome between 19 BCE and 9 BCE
  • Light green – Territories acquired by Rome between 9 BCE and 6 CE
  • Pink – Client  states
  • Red dots – Roman Castra (fortified military camps) in 6 CE