At the end of WWII the Soviets<span> realized that the fundamental differences between them and the US were too great and</span>
Gil Eannes after Cape Bojador in Africa.
Cristopher Columbus to Central America.
Jacques Cartier to Canada.
Bartolomeu Dias to India.
Pedro Álvares de Cabral to South America --Brazil.
Answer: The Monroe Doctrine is the best known U.S. policy toward the Western Hemisphere. Buried in a routine annual message delivered to Congress by President James Monroe in December 1823, the doctrine warns European nations that the United States would not tolerate further colonization or puppet monarchs.