Of the 60 million soldiers who fought in the First World War, over 9 million were killed — 14% of the combat troops or 6,000 dead soldiers per day….World War 1 casualties.

1916
1916 was the bloodiest year in World War I.

116,516
Overview

Worldwide Casualties*

the Battle of Antietam
The deadliest single day battle in American history, if all engaged armies are considered, is the Battle of Antietam with 5,389 killed, including both United States and enemy soldiers (total casualties for both sided was 22,717 dead, wounded, or missing American and enemy soldiers September 17, 1862).

Data on civilian casualties from WWI are very limited and uncertain, suggesting an estimated 6 million casualties among the civilian population. The highest death rate was caused by hunger, deprivation and disease, while we should not neglect the civilian casualties suffered during military occupation and retaliation (Belgium,…

In WWI Russia had the most casualties with 9,150,000. However, Germany suffered the most deaths with 1,773,700. Highest Casualties as % of Forces was Austria-Hungary with 7,020,000 total casualties which was 90.0% followed by Russia 76.3%. and then France 73. 3%.

Many people expect the deaths and wounds of World War I to have come from bullets , as soldiers were engaged in combat: charges into no man’s land, struggles over trenches, etc. However, while bullets certainly killed a lot of people, it was aerial artillery which killed the most.

Killed, wounded, and missing. It has been estimated that the number of civilian deaths attributable to the war was higher than the military casualties, or around 13,000,000. These civilian deaths were largely caused by starvation, exposure, disease, military encounters, and massacres.

For Australia, the First World War remains the costliest conflict in terms of deaths and casualties. From a population of fewer than five million, 416,809 men enlisted, of whom more than 60,000 were killed and 156,000 wounded, gassed, or taken prisoner.

142,502
After the war, the German government argued that approximately 763,000 German civilians died during the war because of the Allied blockade; another 150,000 died of the war-related Spanish Influenza….German losses in World War One↑

The Central Powers (Germany, Austria-Hungary, and Turkey) and the Allied Powers (France, Britain, Russia, Italy, Japan, and (from 1917) the U.S.) Estimated to be 10 million military dead, 7 million civilian deaths, 21 million wounded, and 7.7 million missing or imprisoned. Over 60 million people died in World War II.

World War III (often abbreviated to WWIII or WW3), also known as the Third World War or the ACMF/NATO War, was a global war that lasted from October 28, 2026, to November 2, 2032. A majority of nations, including most of the world’s great powers, fought on two sides consisting of military alliances.

1943
1943. Every year between 1939-1945 was a low point for humanity but one year seemed to sink lower than the rest. In 1943, the world witnessed some of the largest and bloodiest battles of WW2 as well as the climax of the Nazi’s genocide of the Jews.

According to the First World War page on the Australian War Memorial website from a population of fewer than five million, 416,809 men enlisted, of which over 60,000 were killed and 156,000 wounded, gassed, or taken prisoner. The latest figure for those killed is given as 62,000.

As a proportion of its fighting force of men who were actually exposed to a theatre of war, Australia’s army suffered more deaths, more hospitalisations for wounding and more hospitalisations for illness and injury than the armies of Britain, Germany, France, Canada or the United States.

(sources and details of figures are provided in the footnotes)

116,708 American military
In the end, around 4,000,000 soldiers were mobilized and 116,708 American military personnel died during World War 1 from all causes (influenza, combat and wounds). Over 204,000 were wounded and 757 U.S. civilians died due to military action.

The Official History will allow as good an estimate as you are likely to get for BEF. P 469 Vol 2 of 1914, says 3627 Officers, 86237 men. Killed wounded and missing. Incidentally, Indian troops were already in F&F.

Ancestry.com (Germany, World War I Casualty Lists, 1914-1917) – online searchable, this collection is missing two years of documents. Be aware that you should not expect to exhaust all possible German WW1 Casualties in a single document or site. None of the above sources have ‘everything’.

There were no figures available of the wounded. The names of the soldiers who died for France during World War I are listed on-line by the French government. The Soviet demographer Boris Urlanis estimated that included in total French military deaths are 1,126,000 killed and died of wounds.

The Italian government put military war deaths at 651,000 (killed in action or died of wounds 378,000; died of disease 186,000 plus an additional 87,000 deaths of invalids from 12 November 1918 until 30 April 1920, due to war related injuries.)