At least one of the worst.....

Battle of Shiloh
Battle of Shiloh (Battle of Pittsburg Landing)
Strength
∼ 63,000 (estimated): Army of the Tennessee: 44,895; Army of the Ohio: ∼ 18,000	40,335
Casualties and losses
13,047 (1,754 killed; 8,408 wounded; 2,885 captured/missing)	10,699 (1,728 killed; 8,012 wounded; 959 captured/missing)
9 more rows

Battle of Shiloh - Wikipedia, the free encyclopedia

https://en.wikipedia.org/wiki/Battle_of_Shiloh

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The Battle of Shiloh Summary & Facts | Civilwar.org

www.civilwar.org/battlefields/shiloh.html

Civil War Trust

Grant's April 7th counteroffensive overpowered the weakened Confederate forces and Beauregard's army retired from the field. The two day battle at Shiloh produced more than 23,000 casualties and was the bloodiest battle in American history at its time.

‎Battle of Shiloh 2 - ‎Shiloh Animated Map - ‎Shiloh Photos - ‎April 6, 1862

Battle of Shiloh - American Civil War - HISTORY.com

www.history.com/topics/american-civil-war/battle-of-shiloh

History

Find out more about the history of Battle of Shiloh, including videos, ... Both sides suffered heavy losses, with more than 23,000 total casualties, and the level of ...

Civil War Casualties by Battle - Digital History

www.digitalhistory.uh.edu/disp_textbook.cfm?...

University of Houston

Battle of Gettysburg, Pennsylvania Date: July ... Casualties: 51,112 (23,049 Union and 28,063 Confederate). Battle of ... Battle of Shiloh, Tennessee Date: April ...

Battle of Shiloh - Wikipedia, the free encyclopedia

https://en.wikipedia.org/wiki/Battle_of_Shiloh

Wikipedia

Jump to Casualties - The Battle of Shiloh, also known as the Battle of Pittsburg Landing, was a major battle in the Western Theater of the American Civil War, fought April 6–7, 1862, in southwestern Tennessee.