Though, as the war progressed, other countries were brought into the war, such as the United States. Therefore, there were a couple of reasons as to why World War I started. Second, war had changed and new ideas had been made during World War I. Soldiers first began making trenches on the warfront. Trenches were dug in the ground in a zigzag pattern so that no enemy could shoot down straight across. There were raised steps along the trenches called firing positions for people to shoot, and there were duckboards on the floor for safe footing. These trenches were used for soldiers to defend, attack, and counterattack, though they also served as a means of transportation. Food, ammunition, mail, troops, and orders were
Though, as the war progressed, other countries were brought into the war, such as the United States. Therefore, there were a couple of reasons as to why World War I started. Second, war had changed and new ideas had been made during World War I. Soldiers first began making trenches on the warfront. Trenches were dug in the ground in a zigzag pattern so that no enemy could shoot down straight across. There were raised steps along the trenches called firing positions for people to shoot, and there were duckboards on the floor for safe footing. These trenches were used for soldiers to defend, attack, and counterattack, though they also served as a means of transportation. Food, ammunition, mail, troops, and orders were