Statistics for occurrence #1 of “Yankton” in entry united-states-of-america-south-dakota-state-of of Harper's Encyclopedia of United States History:

... legal name or existence......1858 Territory of Dakota organized with an area of 150,932 square miles, by act of Congress......March 2, 1861 Seat of government for Dakota Territory located at Yankton ......1862 Sioux Falls destroyed by the Sioux Indians, and settlers flee to Yankton......1862 Fort Dakota built on reservation at Sioux Falls......1865 Line of the Chicago, Milwaukee, and ...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Yankton (South Dakota, United States) 29 20 1 0 0 user votes
Yankton (Oregon, United States) 0 0 0 0 0 user votes
Yankton (South Dakota, 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.