Statistics for occurrence #1 of “Fort Gibson” in chapter 50 of Frederick H. Dyer, Compendium of the War of the Rebellion: Regimental Histories:

...ahlequah March 30. Near Maysville May 8. Fort Smith, Ark., May 15. Near Fort Gibson and Fort Blount May 20. Fort Gibson May 22. Fort Blount May 25 and June 1. Operations about Fort Gibson June 6-20. Spring Creek June 6. Greenlief Prairie June 16. Fort Blount June 19. Cabin Creek July 1-2. Elk Creek, near Honey Springs, July 17. Operations in Cherokee Nation Sep...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Fort Gibson (Oklahoma, United States) 398 102 16 6 0 user votes
Fort Gibson (Indiana, United States) 5 0 3 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.