Galerius

Galerius Valerius Maximianus (; Greek: Γαλέριος; 258 – May 311) was Roman emperor from 305 to 311. He participated in the system of government later known as the Tetrarchy, first acting as caesar under Emperor Diocletian. In this period Galerius obtained victory warring against the Persian Sasanian Empire, defeating Narseh at the battle of Satala in 298 and possibly sacking the Sasanian capital of Ctesiphon in 299. He also campaigned across the Danube against the Carpi, defeating them in 297 and 300. Galerius was promoted to augustus upon the abdication of Diocletian in 305, but had to contend

Gamzigrad (, ) is an archaeological site, spa resort, and UNESCO World Heritage Site of Serbia, located south of the Danube river, in the city of Zaječar. It is the location of the ancient Roman complex of palaces and temples Felix Romuliana (), built by Emperor Galerius in Dacia Ripensis. The main area covers . The gate area.|thumb thumb|Mosaic of Greek god Dionysus. Ruins of East Gate.|thumb Palace one.|thumb

edict ending the Diocletianic persecution of Christianity in the East of the Roman Empire

monument in Thessaloniki, Greece

Roman province

Council of Carnuntum

296–298 military campaigns

c. 296 battle between Narseh and Galerius