The war with the greatest U.S. casualties was the Civil War, which lasted from 1861 to 1865. It resulted in an estimated 620,000 to 750,000 soldiers' deaths, making it the deadliest conflict in American history. The significant loss of life was primarily due to combat, disease, and inadequate medical care. The war fundamentally reshaped the nation and addressed issues of slavery and state rights.
In WW1 Disease.
Russia
World War II had the greatest number of casualties caused directly and indirectly by war. The death toll is listed at 84,589,300 for all countries jointly that were involved in the war. The American Civil War had the largest number of United States casualties, listed at 625,000.
Russia suffered the greatest in casualties during World War II. Russia lost almost 11,000,000 humans during this war event.
Russia suffered the greatest number of casualties during World War I, with estimates of military and civilian deaths ranging from 3 to 4 million. The Russian Empire faced immense losses due to battles on the Eastern Front, civil unrest, and famine exacerbated by the war. These casualties significantly impacted the country's social and political landscape, contributing to the Russian Revolution in 1917.
The Civil War
If the war was before the event of antibiotics, the greatest losses were due to infections.
In WW1 Disease.
modern weapons
about 620,000 casualties
Russia
People get shot,sniped and,bombed! That's how most of the casualties are caused in the war
Nearly over 100,000 casualties and by dieseases
By years WWI. We were there for 1 year when Germany and her allies surrendered. By casualties the war in Afghanistan with 10,670 casualties.
World War II had the greatest number of casualties caused directly and indirectly by war. The death toll is listed at 84,589,300 for all countries jointly that were involved in the war. The American Civil War had the largest number of United States casualties, listed at 625,000.
53,000 soilders killed
Russia suffered the greatest loss of life during World War I. There were thousands of casualties on all sides suffered during the war.