I believe you are referring to Ferdinand Magellan first Portuguese explorer to circumnavigate the globe
"<span>a) Foreign nations were allowed to lease bases on U.S. soil in exchange for military support" is the best possible answer but this is not entirely accurate. The US primarily lent arms to Britain. </span>
Them having to pay slaves for there labor now as a lot of them came back to the plantations they worked on.
An interest was only common in Athens.