Which battle was significant for being the only major battle fought in Oklahoma during the Civil War?

The Battle of Honey Springs, fought on July 17, 1863, is recognized as a pivotal encounter during the Civil War, marking it as the only major battle in Oklahoma. This battle was crucial not only for the Confederates' attempt to maintain control over the Indian Territory but also for its impact on the Union's efforts to secure supply lines and strengthen its presence in the region. The victory at Honey Springs was significant for the Union, as it helped to bring together various Native American forces aligned with the Confederacy and highlighted the critical role of Oklahoma in the broader conflict. Additionally, this battle showcased the strategic importance of the location and represented a turning point in the control of the territory during the war.

The other options represent major battles that occurred in different states and were crucial in shaping the outcome of the Civil War, but they were not fought in Oklahoma. This separation of geographic significance differentiates the Battle of Honey Springs as a key historical event within the context of Oklahoma's involvement in the Civil War.