From 1866 to 1868 , they operated in Oregon , Idaho Territory Nevada and California fighting the Snake War .
From 1866 to 1870 , various companies from the 1st Cavalry Regiment were involved in numerous skirmishes involving Indians during the American Indian Wars throughout the west .
From 1866 to 1868 , Indians operated in Oregon , Idaho Territory Nevada and California fighting the Snake War .
From 1866 to 1870 , various companies from the 1st Cavalry Regiment were involved in numerous skirmishes involving Indians during the American Indian Wars throughout the west .