World War I was the biggest war in memory for the people during that time period. I believe they called it the war to end all wars. They hadn't had World War II yet, and so they though that World War I was going to be the biggest war in history for all time.
1/2 at least of the worlds population
World War I resulted in an estimated 15 to 20 million deaths, including both military personnel and civilians. Given that the world's population at the time was approximately 1.8 billion, this means that roughly 0.8% to 1.1% of the global population was killed during the conflict. The war had a profound impact on many nations and societies, reshaping the political landscape of the world.
The Meuse-Argonne Offensive. The biggest and bloodiest battle in American history.
During World War I, London's population was approximately 7.5 million people. The city experienced significant changes due to the war, including an influx of workers and soldiers, which affected demographics and living conditions. Additionally, the population fluctuated due to wartime casualties and economic shifts.
world war 1
America's population at the beginning of world war 1 was considered mobilization. After World War One fifth of the world's population was infected.
I am not being facetious: The biggest effect of World War I was World War II.
it was 14.123.000 before and 1 after the war
world 2 war
Britain
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world war 1 and 2
"The World war 1 trench was the biggest I have found" or "The trench in the ocean was the biggest in the world"
Russia.
Business
Russia