Edats de la história By lina potato:) Period: 25,000 BCE to 4000 BCE prehistoria Period: 4000 BCE to 476 BCE Edat antiga Period: 3300 BCE to 4000 BCE Aparicio de l'escriptura Period: 476 BCE to 1492 BCE edat mitjana Period: 395 BCE to 476 BCE desaparicio de l'imperi roma Period: 1789 to 2023 edat contemporania