To unite the slavs in every way
The Portuguese, the Dutch, the English is the chronological order of European countries that controls the African slave trade. Slaves were used in mining and plantations. Five times as many Africans arrived in the Americas than in Europeans, as the result of this slave trade.
The Spanish brought 16,000 tons of silver and 181 tons of gold into their country between 1500 and 1650.
The British and Spanish returned New Orleans and Florida to the United States. The United States was allowed to fish above the 49th parallel.