A Economy is the answer. put me as brainiest!!!!!!
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Constantine located the capital of the unified Roman empire on the site of old Byzantium there were several reasons for this choice,both practical and symbolic .Firstly,Byzantium was closer to the center of the empire making control easier.</span>
During this era, human technology boomed. In this era, nomads have started farming. Nomads have stopped moving from one place to another. They have started forging metal tools. They also started pastoralism. They have communities and tribe. They were able to create a system on their own.
4. because if other countries deny what happened they do not learn from it and it can happen again 5 look for facts do your own resheach and don't take any information for granted (too late lol)