Oklahoma::History: January 2010 Archives

Territorial evolution of the United States - Wikipedia, the free encyclopedia

Step-by-step chronological account of the development of US international and interstate boundaries, the creation of territories, and the settlement of disputes -- not only what boundaries changed, but why, with links to further information. A good example of what Wikipedia does best.

Library of Congress - Indian territory: compiled under the direction of the Hon. John H. Oberly, Commissioner of Indian Affairs, by C.A. Maxwell.

Map shows boundaries of tribes and territories in 1889, with colored outlines and numbers to indicate areas that were ceded back by the tribes to the Federal government following the Civil War.