Complex sentence: When the Miami were officially removed in 1846, those with private property were allowed to stay in Indiana, while the rest of the tribe was moved to reservations West of the Mississippi River, first to Kansas, then to Oklahoma.
Split into simpler sentences: When the Miami were officially removed in 1846, those with private property were allowed to stay in Indiana. The remainder of the tribe was moved to reservations West of the Mississippi River, first to Kansas, then to Oklahoma.