Answer:
The right answer is: domino theory.
Explanation:
The domino theory was seen as a likely outcome in the geopolitical chess of the Cold War in the developing world. According to the views and mentality of the era, if one country falls to Communist hands, neighbors will follow. It was a rationale for action in both Korea and Vietnam. It was also applied to Latin America.
Answer:
Most of them came mainly from Northern and Western Europe. Today, it includes countries like Great Britain, Ireland, and Scandinavia.
Explanation:
Due to lots of wars and hardship in that part of the world was a leading cause to them immigrating.
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