new technologies changed warfare because nobody ever had to face mustard gas or trench warfare before. the unknowing and harshness of these made mustard gas banned in war and the (in the best way i can put it) injury/illness of trench foot to make people loose there legs, until combat boots where created.
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The Paraguayan Civil War (1922), took place between 27 May 1922 and 10 July 1923, within the borders of Paraguay. It started when supporters of candidate Adolfo Chirife attempted to forcefully restore the implementation of presidential elections canceled by President Eusebio Ayala. Chirife represented the so-called Constitutionalist or Schaererist side ideologically supporting liberal politician Eduardo Schaerer, while troops under Ayala were named Loyalists or Gondrists ideologically pledging allegiance to former President Manuel Gondra. The conflict concluded when Gondrist forces defeated the remnants of the Schaererist army in Asunción.
Explanation:
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They were inexpensive and readily available to large numbers of people
