world war
...st established the use of tanks, a new weapon in warfare. The Germans, in turn, developed new weapons to deal with the tanks which included field guns such as the German 77 mm and French 75 mm (Young World Book 369). A famous long range gun was called Big Bertha. This was also the first war in which cars and trucks were used to carry men and supplies to the front. World War I marked the beginning of chemical warfare in which clouds of poisonous mustard gas contributed to the casualties of the war (Stewart 8). Unlike previous wars, World War I was fought on the sea and in the air. This was the first war in which airplanes and zeppelins were used. At the outbreak of the war, each army had several hundred planes. During the war, the planes directed shell fire, photographed enemy bases, shot at troops, dropped leaflets, and battled each other in the air. The Germans used the zeppelin for observation and for bombing raids ( Young World Book 370). The submarine came into use for the first time on a large scale during World War I. The Germans speeded up production of submarines in an effort to control the bottom of the sea. These U-boats (short for unterseebooten or “undersea” boats) were valuable weapons for Germans (McGowen 52). The German submarine fleet threatened British naval supremacy. The U-boats had little trouble getting from German ports to the waters of the British Isles. They could slip undetected beneath the large British ships and formed blockades. It didn't matter if the ship was a warship, a vessel bringing supplies, or a passenger ship, like the Lusitania;...