List of battles with most United States military fatalities

Columns: Campaign | Conflict | Date | Estimated number killed | Opposing force
Battle of Normandy | World War II | June 6 to August 25 , 1944 | 29,204 killed | Germany | Meuse-Argonne Offensive | World War I | September 26 to November 11 , 1918 | 26,277 killed | Germany | Battle of the Bulge | World War II | December 16 , 1944 to January 25 , 1945 | 19,276 killed | Germany | Central Europe Campaign | World War II | March 22 to May 8 , 1945 | 15,009 killed | Germany | Battle of Okinawa | World War II | April 1 to June 22 , 1945 | ~14,000 killed | Japan | Battle of Hürtgen Forest | World War II | September 19 , 1944 to February 17 , 1945 | ~12,000 killed | Germany | North Apennines Campaign | World War II | September 10 , 1944 to April 4 , 1945 | 8,486 killed | Germany

Example questions:
How many Germans were killed in the battle where 26,277 of the United States military were killed ? | What holiday did the battle which took place from January 30 to September 23 , 1968 begin on ? | How many Japanese were taken prisoner in the battle which took place from February 19 to March 26 , 1945 ? | What were the codenamed landing sites of the Americans at the battle where 29,204 of the United States military were killed ? | How many approximate casualties were sustained by both sides in the battle which took place from April 1 to June 22 , 1945 ?

Answers:
28,000 | Vietnamese New Year | 216 | Utah and Omaha | 160,000