New transcontinental railways after the American Civil…
1864 CE to 1875 CE
For half a century, the rapidly declining buffalo striks an existential blow to many Plains Indians' culture.
In 1869, a new Peace Policy nominally promises to protect Native-Americans from abuses, avoid further war, and secure their eventual U.S. citizenship.
Nonetheless, large-scale conflicts will continue throughout the West into the 1900s.