It is said to be Chicago , it was called the home insurance building <span />
Byzantium/Constantinople was conquered in 1451, but the empire continued to decline starting around the 18th or 19th centuries. It officially died in WWI. As for how long it was a major threat to Europe, the empire's prime was the 16th century, under Suleiman the Magnificent.
Explanation:
okay since the pple don't want a king maybe they should come up with a constitution and make rules that suit and benefit every citizen in one way or another and maybe appoint one person to be in charge of the constitution