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Unformatted text preview: as a protection against attack. There were many ground defenses such as forts and walls that protected an army from enemy attacks. Airplanes, which can bombard ground defenses, made it harder for defensive armies from getting killed. Warfare was also changed as natural barriers such as mountains and oceans were not an obstacle anymore due to the airplane. Militaries do not have to worry about not knowing the surroundings because everything could be seen from the sky. Airplanes changed strategies of war when it carried a large number of soldiers and equipment behind enemy lines. The soldiers would jump off the planes and parachute to the ground which gave them an advantage to land on enemy territory without trying to pass anyone....
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- Fall '08