It allowed them to make their own laws separately from Britian.
States were expected, but not forced, to provide tax monies to Congress.
It is due to their ability to adapt in the varying circumstances
In 330 AD, Constantine, then the emperor of the Roman Empire, moved the seat of power to Constantinople. Then, Constantine founded a "second Rome" (the Byzantine Empire). The city was strategically placed on the trade routes between Europe and Asia, and the Mediterranean Sea and the Black Sea, making it ideal for trade and travel.