No, it was stealing. And they horribly mistreated the natives following settlement. Early Americans were selfish. But that’s how history goes.
A Treaty agreement between the two countries
The chief executive of any state government is the Governor of the state.
The chief executive of the USA is the President.
Askia Muhammad was the ruler of the Songhai Empire from the late 15th and early 16th century. His clan came from the oldest prominent families in the West Africa, and one of his major contributions to the empire was the policies he implemented which caused an increase of trade between his empire and the nations from Europe and Asia.