History By Sergiorega Period: 5000 BCE to 3500 BCE Prehistory 3500 BCE First written document Period: 3500 BCE to 476 Antiquitly 476 End of Western Roman Empire Period: 476 to Jan 1, 1492 Middle ages Period: Jan 1, 1492 to Jan 1, 1789 Modern Oct 12, 1492 Discovery of America Period: Jan 1, 1789 to 2017 Contempory ages Jul 11, 1789 French revolution