门罗主义封锁下的美洲,无非是美帝国主义者独霸的世界.一向在英帝国主义者统治下的加拿大,近年来无论在经济上与政治上,差不多都为美国势力所压倒.那么美洲与南美洲的落后国家,自然更是美帝国主义者所欲囊括的对象了.从地理上观察西印度群岛中之古巴,实与美国有着非常密切的关系.它扼守着密西西比河出海的要突,是南北美洲间主要的航路;通过巴拿马运河,又成为太平洋与大西洋间的孔道;而它的海岸 America, under the blockade of Monroe, is nothing more than a world dominated by the US imperialists, and Canada, which has always been under British imperialism, has been overwhelmed by the U.S. forces in recent years, both economically and politically. The backward countries in South America are naturally the targets of what the US imperialists want to enumerate.It has a very close relationship with the United States in geographically observing Cuba in the West Indies.It guards the main thrust of the Mississippi River going to sea, Is the main route between North and South America; through the Panama Canal, it becomes the conduit between the Pacific and the Atlantic; and its coast