No, American manufacturers have been sourcing products and parts from around the world for decades, and today it is nearly impossible (and not to mention extremely expensive) for companies to attempt to extract themselves from the global supply chain.
That he was the reason for the watergate scandal
The description best fits the kingdoms of Ghana and Songhai is the trading states of West Africa. Back then, the kingdom of Ghana and Songhai was really famous around the world for their Gold Resources. A lot of European merchants came to these kingdom to do a trade