Third party candidates do not play a major role in elections
They imperialized their colonies by forcing them to adopt european customs, ideas, religions, and style of warfare. they also opened up trade.
Before the arrival of the Europeans, the Caribbean islands were settled by "<span>B. the Arawak and the Carib," since after the European's arrival many of these Natives were killed. </span>
Answer:
The "grave danger" that the author is talking about is the danger of atomic weaponry
Explanation:
"Preliminary Statement of the Association of Manhattan District Scientists" was a 100-page report written after the atomic bombings in Hiroshima and Nagasaki.
The "grave danger" that the scientist is talking about in the article is the dangers of atomic weaponry. The article talks about the consequences that wrong decisions of leaders may have on its nations.