Nathan Phillips, also known as Sky Man, is an Omaha Native American political activist known for his role in the January 2019 Lincoln Memorial confrontation in Washington, D.C.

The Omaha Tribe of Nebraska are a federally recognized Midwestern Native American tribe who reside on the Omaha Reservation in northeastern Nebraska and western Iowa, United States. There were 5,427 enrolled members as of 2012. The Omaha Reservation lies primarily in the southern part of Thurston County and northeastern Cuming County, Nebraska, but small parts extend into the northeast corner of Burt County and across the Missouri River into Monona County, Iowa. Its total land area is 307.03 sq mi (795.2 km2) and the reservation population, including non-Native residents, was 4,526 in the 2020 census. Its largest community is Pender.