One must go to Tortuguero National Park while visiting Costa Rica. It is a place where sea turtles were nesting. The Tortuguero National Park is located in the Limon Province of Costa Rica. The area is rich with biological diversity and ecosystems.
It was the Truman Doctrine.
The Iron Curtain was the metaphorical barrier that seemed to split the Eastern Bloc from Western Europe. It was first mentioned by Churchill. The Berlin Wall was the physical embodiment of this "Curtain" that was constructed by the USSR to prevent Eastern Europeans from migrating. The Marshall Plan sent $13 billion to European nations to help them rebuild after WWII. The Truman Doctrine was specifically put in place to contain communism by aiding nations that were "at risk" so they would not turn to communism to solve their problems.
Coal because they fueled the factorys, locomotive and ships.
I think you are talking about Jerusalem because it was under Jewish and Christian and Muslim empires