humanity By raffydaffy 776 BCE the first Olympics games takes place 750 BCE her compass games the odyss 550 BCE democracy being in Athen 480 BCE battle of salamis 440 BCE greek plays are performed 432 BCE parthenon is finished in Athen 431 BCE the war between Athen and Sparta- Sparta defends athen in 404 336 BCE Alexander the great conquered all 146 BCE greece is conquered by Rome 450 Athen control of an empire 490 battle of marathon- the greeks defeat Persian -the greeks defeat Persian invaders