These included Kilwa, Sofala, Mombasa, Malindi, and others. The city-states traded with inland kingdoms like Great Zimbabwe to obtain gold, ivory, and iron. These materials were then sold to places like India, Southeast Asia, and China. These were Africa's exports in the Indian Ocean Trade
The senate power of advice and consent does not apply to "executive orders," since although the Senate can approve Presidential appointments in many cases, executive orders are not prone to such approval.
There were a lot of Native American tribes, so societies had a tribal focus.
They didn't care much about wealth or capitalism. All that mattered to them was making sure they kept themselves alive.
Then the Europeans came and ruined all of that.
John Smith is mostly associated with being the first colonial leader to settle the first permanent English settlement in America. He helped set up the colony of Jamestown in present day Virginia.