Italian edict city, in 313 A.D.(5)
...... 313 AD - 
Edict of Milan is signed by Emperor Constantine the Great and the Emperor 
Licinius... [DOC] [TLE] Emperor Licinius - The Roman Empire [PAR] Licinius, Vatican Museums, Vatican City ... His mission proved unsuccessful and 
resulted in Galerius' consequent attempt to invade Italy in AD 307.