<span>the states could not work closely with Congress is your answer</span>
<em>i belive it is 46 million</em>
For the most part, it began because due to the war with Napoleon of France, and the issue of conscription, Britain had to "kidnap" American ships to search for their own people that escaped from conscription. Not only that, they blockaded American ships that were headed for France. These marine issues agitated the States into eventually declaring war on Britain. Although the States fought poorly and Britain basically would have won, they settled for a treaty. Americans thought they won, and called it the Second Independence or revolution. It's true, it was the second time they stood up to Britain and got away with it, so their national morale grew enormously. Especially with what Andrew Jackson did in the end, easily beating back the Britain troops who were unaware of the treaty at the time.
The Indian Ocean Trade began with small trading settlements around 800 A.D., and declined in the 1500's when Portugal invaded and tried to run the trade for its own profit. As trade intensified between Africa and Asia, prosperous city-states flourished along the eastern coast of Africa.