Final answer:
The historical query involves Major General Ulysses S. Grant and Major General Don Carlos Buell as Union commanders in a Civil War battle with a Union force of 65,085 men against a Confederate force of 44,968. The Union emerged victorious despite higher casualties, setting the stage for further advancement into Confederate territory.
Step-by-step explanation:
The question pertains to a historical event involving Major General Ulysses S. Grant, who was the Union commander during a significant battle of the American Civil War. Major General Don Carlos Buell was also a Union commander, leading the Union Army of the Ohio, and they were up against a Confederate force numbering 44,968. The Union Force was larger, with 65,085 troops. The engagement resulted in substantial casualties on both sides, with the Confederate losses at 10,669 and the Union losses at 13,047, ultimately leading to a Union Victory.
Grant was strategically positioned at Pittsburg Landing in Tennessee, with plans to advance into Confederate-held territories upon the arrival of reinforcements led by Buell. This historical account provides insight into the size of forces, the commanders involved, and the outcome of the particular battle in which Grant was successful in pushing the Confederates out of Tennessee.