独立战争之后,自18世纪末到19世纪末大约一个世纪的过程中,美国人在北美大陆由东向西不断扩展、移民和开发,形成了一个罕见的群众性移民运动,史称“西进运动”。不论就其规模或就其影响而言,在整个世界近代历史上,西进运动都是绝无仅有的,它对美国历史的发展产生了巨大的影响,它也成为一种美国式的西部开发模式。一、西进运动和西部开发的历程 After the War of Independence, from the late 18th century to the late 19th century, about half a century ago, Americans expanded and migrated and developed east to west in the North American continent, forming a rare mass immigration movement known as the “Western Movement ”. No matter in terms of its size or influence, throughout the modern history of the world, the westward movement is unique in that it has had a tremendous impact on the development of the history of the United States and it has also become an American-style model of the western development. First, the progress of westward movement and the course of western development