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.
I believe the answers are 1, 2, and 4
Answer:
On this day in 1867, United States Secretary of State William Seward signed a deal acquiring Alaska, an agreement that was ridiculed by some ...
Explanation:
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