Answer:
The Cold War was a period of increased tensions and competition for global influence between the United States that lasted from approximately 1945 until 1991
Explanation:
Answer: Access to more valuable resources.
Explanation: Before Pacific island were really poor. They weren't provided with lots of resources such as the Americas. Also they (America) had greater democratization. When you don't have that, it's really hard to keep islands a stable place
More: Topographical features such as mountains, deserts and etc which dictates climate. BTW there are various ways of answering this question so i'm trying to give every possible reason.
The North Sea, a part of the Atlantic ocean