Question

when did the first world war and why​

Answer 1

first world war began in August 1914. It wasdirectly triggered by the assassination of the Austrian archduke, Franz Ferdinand and his wife, on 28th June 1914 by Bosnian revolutionary, Gavrilo Princip.

Answer 2

Explanation:

First world war ( 28 july 1914 - 11 november 1918 )

alliances , imperalism ,militarism and nationalism are the causes for world war 1

this war is between......

Germany and its allies v/s france , great britain and russia