Respuesta :

elif010
It started on July 28,1914 and ended on November 11,1918
TheGirlSad

When did the first world war start and when did it end?

Answer:

In just four years, between 1914 and 1918, World War I changed modern warfare, becoming one of the deadliest in world history.

➥ I hope I have helped you, greetings!

Atte: ღTheGirlSadღ