(montana is a part of ...) a river that rises in northeastern Wyoming and flows through Montana and South Dakota to join the Missouri River in North Dakota
(montana is a part of ...) the first national park in the United States; located in the border area between Wyoming and Montana and Idaho; spectacular wilderness; famous for Old Faithful geyser and for buffalo and bears
(... is part of montana) North American republic containing 50 states - 48 conterminous states in North America plus Alaska in northwest North America and the Hawaiian Islands in the Pacific Ocean; achieved independence in 1776
(montana is the region of the domain of ...) a battle in Montana near the Little Bighorn River between United States cavalry under Custer and several groups of Native Americans (1876); Custer was pursuing Sioux led by Sitting Bull; Custer underestimated the size of the Sioux forces (which were supported by Cheyenne warriors) and was killed along with all his command