1440;ModernWorld;1836;WW2;USA_States;Ottomans;Heptarchy;195_Fall_Han;1054_Reconquista;1254_Poland;1618_Thirty;1066;476_Fall;TheGreatWar;1354;1792;257C;brazil;SouthAmerica;RussianFeudalism;1188;HolyRomanEmpire;550BC;