At the end of the 19th century the problem of nationalism in many parts of
As a result of these tensions, between 1871 and 1914 European countries have adopted measures that have increased the domestic and external threat of war. Convinced that their interests were threatened, European powers maintained a huge army.
As tension was mounting in
On 8 May 1915, a German U-boat sank the British luxury liner ‘
The World War I was a “world” war because major nations of the world are involved, affecting many countries on various continents.
Allan, Tony. The Causes of
Cojan, Vincent. World War I: A Military Timeline.
Henretta, James A. and David Brody.