| A | B |
| transcontinental railroad | built by Union Pacific and Central Pacific |
| Irish and Chinese immigrants | worked long hours on the railroad for low pay |
| "A Century of Dishonor" | Book which asked Americans to stop cheating and lying to Indians |
| scarce or very little rainfall | characteristic of the Great Plains |
| caused conflict between settlers and Indians in the 1860's | gold miners seized Indian lands in Colorado |
| transcontinental railroad was connected here | Promontory Point |
| Chisolm Trail | used by cowboys to drive cattle between Texas and Kansas |
| main reason why Indians were placed on reservations | to allow settlers to take Indian lands |
| cattle grazing area that stretched from Kansas to Montana | Cattle Kingdom |
| lightweight steel plow | helped sodbusters break through the thick soil of the Great Plains |