Question

when was 1st world war ​

Answer 1

28 July 1914 - 11 November 1918

Answer 2

Answer:

July 28, 1914 – November 11, 1918

extra info - World War I or the First World War, often abbreviated as WWI or WW1, was a global war originating in Europe that lasted from 28 July 1914 to 11 November 1918