Constantine the Great declared Christianity the official state religion in a.d. 313; he later boldly transferred the capital to Byzantium (Constantinople) in 324.
The capital was transferred from Constantinople to Byzantium.
mnli hypothesis: The capital was transferred from Constantinople to Byzantium. premise: Constantine the Great declared Christianity the official state religion in a.d. 313; he later boldly transferred the capital to Byzantium (Constantinople) in 324.