In its long history , LOCATION@1 has served as the capital city of the LOCATION@2 -LRB- NUMBER@1 -- NUMBER@2 -RRB- , the MISC@1 -LRB- Byzantine -RRB- Empire -LRB- NUMBER@2 -- NUMBER@3 and NUMBER@4 -- NUMBER@5 -RRB- , the MISC@2 -LRB- NUMBER@3 -- NUMBER@4 -RRB- , and the MISC@3 -LRB- NUMBER@5 -- NUMBER@6 -RRB- .

When the LOCATION@2 was later divided into two , the LOCATION@3 was known as the Byzantine Empire , and had its capital in LOCATION@4 .
