sentences:  He also campaigned across the Danube against the Carpi, defeating them in 297 and 300.Although he was a staunch opponent of Christianity, Galerius ended the Diocletianic Persecution when he issued an Edict of Toleration in Serdica in 311.Galerius was born near Serdica, in Dacia Ripensis, later named Dacia Mediterranea, though some modern scholars consider the strategic site where he later built his palace named after his mother – Felix Romuliana (Gamzigrad) – his birth and funeral place.