Which of the following occurred as a result of constantine the greats founding of "new rome" (constantinople)?
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the government center of the roman empire moved to the east
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"old rome" was left without the means to defend itself from attack
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constantine's court rebelled unsuccessfully against his decision
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barbarian tribes began to focus their invasions on constantinople

The government center of the Roman Empire moved to the east

Explanation:

For years prior the creation fo the New Rome, or Constantinople, Rome was only a ceremonial capital, it wasn´t conviniently placed, the geography surrounding it made it difficult to reach and it was too far away from the rest of the empire, because of that Constantine founded the New Rome, better positioned and with much more acces to resources and trade routes, with this he moved the government center of the Roman Empire to the east.

a. competition with other nations.

"a government in which power is divided between state and national levels". federalism is a system of government in which entities such and state and province, share power with the national government.