Which Portuguese man set up a school for explorers

In 1637, colonists killed between 500 and 600 american indians in connecticut

The slave dred scott sued for his freedom because he was born a free man. he had lived in a free state. slavery violated the 13th amendment he had been freed by pres. lincoln.

Ineeed the answer asap which of the following describes the link between u.s. foreign policy and the rise of islamic extremist leaders in afghanistan during the late 20th century? apex