美国历史上的“西部”，最初是指从阿巴拉契亚山到密西西比河之间的地带 ,习惯上称为“旧西部” ;后随着美国领土向西的扩张 ,又把密西西比河到落基山脉之间的地带称之为“新西部” ;把落基山脉到太平洋沿岸之间的地带称之为“远西部”。美国开发西部的过程中 ,有两个大规模集 The “western” history of the United States, originally referred to as the area between the Appalachian Mountains and the Mississippi River, was customarily referred to as the “old west.” After the westward expansion of U.S. territories, the Mississippi The area between the Rockies is called “the new west,” and the area between the Rocky Mountains and the Pacific Ocean is called “the far west.” In the process of developing the western region in the United States, there are two large-scale assemblies