- Most lethal American battles
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The following is a list of the most lethal battles fought by the military of the United States of America. This list shows the number of Americans killed during the battle.
Battle, Siege, or Offensive Conflict Dates Estimated number of Americans killed Meuse-Argonne Offensive World War I September 26 to November 11, 1918 26,277 killed Battle of the Bulge World War II December 16, 1944 to January 25, 1945 19,276 killed Battle of Normandy World War II June 6 to July 24, 1944 16,293 killed Battle of Okinawa World War II April 1 to June 21, 1945 12,513 killed Battle of Hürtgen Forest World War II September 19, 1944 to February 10, 1945 Over 12,000 killed Battle of Gettysburg American Civil War July 1 to July 3, 1863 7,863 killed (3,155 Union and 4,708 Confederacy) Battle of Guadalcanal World War II August 7, 1942 to February 9, 1943 7,100 killed Battle of Iwo Jima World War II February 16 to March 26, 1945 7,000 killed Battle of Anzio World War II January 22 to June 5, 1944 5,538 killed Battle of Pusan Perimeter Korean War August to September, 1950 4,599 killed Battle of Spotsylvania American Civil War May 8 to May 21, 1864 4,192 killed (2,725 Union and 1,467 Confederacy) Battle of Chickamauga American Civil War September 19 to September 20, 1863 3,969 killed (1,657 Union and 2,312 Confederacy) Battle of the Wilderness American Civil War May 5 to May 7, 1864 3,741 killed (2,246 Union and 1,495 Confederacy) Battle of Antietam American Civil War September 17, 1862 3,654 killed (2,108 Union and 1,546 Confederacy) Battle of Shiloh American Civil War April 6 to April 7, 1943 3,482 killed (1,754 Union and 1,728 Confederacy) Battle of Chancellorsville American Civil War April 30 to May 6, 1863 3,271 killed (1,606 Union and 1,665 Confederacy) Battle of Saipan World War II June 15 to July 9 1944 2,949 killed Battle of Sicily World War II July 9 to August 17, 1943 2,572 killed Pearl Harbor Attack World War II December 7, 1941 2,500 killed Battle of Salerno World War II September 3 – September 16, 1943 2,000 killed Battle of Belleau Wood World War I June 1 to June 26, 1918 1,811 killed Battle of Peleliu World War II September 15 to November 27, 1944 1,794 killed Second Battle of Guam World War II July 21 to August 8, 1944 1,747 killed, Battle of Tarawa World War II November 20 to November 23, 1943 1,677 killed D-day (first day of Operation Overlord) World War II June 6, 1944 1,465 killed Battle of Chosin Reservoir Korean War November 27 to December 13, 1950 1,029 killed Battle for Manila World War II February 3 to March 3, 1945 1,010 killed Battle of the Kasserine Pass World War II February 19 to February 25, 1943 Over 1,000 killed Battle of Taejon Korean War July 14 to July 21, 1950 922 killed Battle of Khe Sanh Vietnam War 21 January to 8 April 1968 737 killed Categories:- Lists of battles
- United States military lists
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