General Ulysses S. Grant was known for his aggressive tactics in the Western theater during the Civil War.

He played a pivotal role in key battles such as Fort Donelson and Vicksburg, employing relentless assaults and strategic maneuvers to secure Union victories. Grant's approach emphasized the importance of decisive engagement and resource allocation, often applying pressure on Confederate forces. His success in the West laid the groundwork for his eventual promotion to commander of all Union armies and his pivotal role in the overall Union strategy.