American Old West
Overview
 
The American Old West, or the Wild West, comprises the history, geography, people, lore, and cultural expression of life in the Western United States
Western United States
.The Western United States, commonly referred to as the American West or simply "the West," traditionally refers to the region comprising the westernmost states of the United States. Because the U.S. expanded westward after its founding, the meaning of the West has evolved over time...

, most often referring to the latter half of the 19th century, between the American Civil War
American Civil War
The American Civil War was a civil war fought in the United States of America. In response to the election of Abraham Lincoln as President of the United States, 11 southern slave states declared their secession from the United States and formed the Confederate States of America ; the other 25...

 and the end of the century. After the 18th century and the push beyond the Appalachian Mountains
Appalachian Mountains
The Appalachian Mountains #Whether the stressed vowel is or ,#Whether the "ch" is pronounced as a fricative or an affricate , and#Whether the final vowel is the monophthong or the diphthong .), often called the Appalachians, are a system of mountains in eastern North America. The Appalachians...

, the term is generally applied to anywhere west of the Mississippi River
Mississippi River
The Mississippi River is the largest river system in North America. Flowing entirely in the United States, this river rises in western Minnesota and meanders slowly southwards for to the Mississippi River Delta at the Gulf of Mexico. With its many tributaries, the Mississippi's watershed drains...

 in earlier periods and westward from the frontier strip
Frontier Strip
The Frontier Strip are the six states in the United States forming a north-south line from North Dakota to Texas. In the American Old West, westward from this strip was the frontier of the United States toward the latter part of the 19th century...

 toward the later part of the 19th century.
 
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