What were two ways that the idea of total war used in wwi

During World War I, the U.S. government gave weapons to millions of troops and sent them off for war. This was a very very expensive as transportation costs and weapons were not cheap, so the government raised the people's taxes to help pay for all of this. These are examples of total war as the U.S. used all of their ability to go into war.

i think it was because of how protected egyptian civilization was was which allowed them to evolve without much outside influence.