Quiz Answers – World War I Question #26: The First World War also saw the first major use of which of the following warfare strategies? Correct Answer: Trench warfare Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34