Statistics for occurrence #1 of “Oregon” in entry indians-american of Harper's Encyclopedia of United States History:

...rn Sioux, who were seated in the country between the Platte and Arkansas rivers. The Sahaptins include the Nez Perces and Walla Wallas, extending from the Rocky Mountains to the Pacific Ocean, in Oregon and Washington. Beyond these are the more powerful Chinooks, now rapidly melting away. They embraced numerous tribes, from the mouth of the Columbia River to the Grand Dalles. The Shoshones com...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Oregon (Oregon, United States) 1,586 346 0 0 0 user votes
Oregon (Illinois, United States) 9 0 1 0 0 user votes
Oregon (Arkansas, United States) 0 0 0 0 0 user votes
Oregon (Kentucky, United States) 0 0 0 0 0 user votes
Oregon (Maryland, United States) 0 0 0 0 0 user votes
Oregon (Mississippi, United States) 0 0 0 0 0 user votes
Oregon (Missouri, United States) 0 0 0 0 0 user votes
Oregon (New York, United States) 0 0 0 0 0 user votes
Oregon (New York, United States) 0 0 0 0 0 user votes
Oregon (Ohio, United States) 0 0 0 0 0 user votes
Oregon (Pennsylvania, United States) 0 0 0 0 0 user votes
Oregon (Tennessee, United States) 0 0 0 0 0 user votes
Oregon (Wisconsin, United States) 0 0 0 0 0 user votes

† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.