Want this question answered?
Battle of the Argonne Forest
No, the deadliest battle of the Civil War was that of Gettysburg.
Do you mean battle? Anyway, the deadliest battle of the American Civil War was the Battle of Gettysburg with a total of 46,000 to 51,000 casualties in three days! The Battle of Antietam was the deadliest ONE day battle with a total of 23,000 casualties!
D-Day
Deadliest battle America has been involved in to date was the Battle of Meuse-Argonne in WWI (26,277 deaths) Deadliest battle on American soil was Gettysburg in US Civil War (7,863)
Gettysburg. (And the deadliest 1-day battle was Antietam.)
Gettysburg was the deadliest overall. The Battle of Chickamauga (just South of Chattanooga) was the deadliest 2 days of the Civil War. Arguably, if the battle at Chickamauga had lasted into the 3rd day, it would have surpassed the casualties at Gettysburg.
The First World War was the first real deadly battle, millions of men died. It was the first war with weapons such as machine guns, tanks and gas.
The Battle of Chickamauga was the most important defeat of the Union forces in the Western Theater. It was the second deadliest battle of the Civil War.
Look at the casualty figures for each battle. Try Wikipedia's list of Civil War battles.
World War 2 Battle of Stalingrad Battle of Britain Battle of the Atlantic Battle for Midway Battle of Leningrad
The BATTLE OF JUTLAND was the largest naval battle in World War I.