Which technological advances made world war 1 different from past wars? check all that apply. •trench warfare •poison gas •computers •submarines •radars •machine guns

i just took the test.

the answers are 1, 2, 4, and 6

Trench warfare

poison gas

submarines

machine guns

attacks by the seljuk. a devastating blow to the entire byzantine world was dealt by christian crusaders from the west. the venetians were eager to destroy byzantine power and offered the crusaders money, ships, and part of the spoils of war.

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