| A | B |
| Transcontinental Railroad | rail link between the eastern and western United States. |
| Homestead Act of 1862 | 1862 law that gave 160 acres of land to citizens willing to live on and cultivate it for five years. |
| Open Range | vast area of grassland on which livestock roamed and grazed. |
| Exodusters | African Americans who migrated from the South to the West after the Civil War. |
| Reservation | public lands where Native Americans were forced to live by the federal government. |
| Open Range | vast area of grassland on which livestock roamed and grazed. |
| Sand Creek Massacre | 1864 incident in which Colorado militia killed a camp of Cheyenne and Arapaho Indians. |
| Land Grants | land designated by the federal government for building schools, roads, or railroads. |
| Battle of Little Big Horn | 1876 battle in which the Sioux defeated US Army troops. |
| Dawes General Allotment Act | 1887 law that divided reservation land into private family plots. |
| Wounded Knee | 1890 confrontation between US cavalry and Sioux that marked the end of Indian resistance. |
| Assimilate | to be absorbed into the main culture of a society. |
| Land Grant College Act of 1862 | 1862 law that made money available to states to establish univerisities that taught agriculture and mechanical engineering. |