Question

Short summary on ww1 PLS

Answer 1

World War I, which lasted from 1914 until 1918, introduced the world to the horrors of trench warfare and lethal new technologies such as poison gas and tanks.Militarism, Alliances, Imperialism and Nationalism. This is because big armies become potential threats to other countries, other countries started forcing alliances in order to secure land.

Step-by-step explanation:

Hope I helped - Alex

Answer 2

World War I, which lasted from 1914 until 1918, introduced the world to the horrors of trench warfare and lethal new technologies such as poison gas and tanks.Militarism, Alliances, Imperialism and Nationalism. This is because big armies become potential threats to other countries, other countries started forcing alliances in order to secure land.