The transatlantic slave trade began in the 15th century<span>, after the Portuguese started exploring the coast of West Africa.</span>
It would "Calvin Coolidge" who<span> was the first to broadcast the State of the Union speech on the radio, which was very important because a large population of Americans had a radio--making such a broadcast very "unifying" for the nation. </span>
Answer:
The Indians blamed the priests for bringing sickness to their tribe and became hostile. The Spanish were forced to return to Spain and burned the mission as they left.