AFR3 2130-001_FA21: A study of air power from balloons and dirigibles to the space-age global positioning systems in the Persian Gulf War. Emphasis is on the employment of air power in WWI and WWII and how it affected the evolution of air power concepts and doctrine. A minimum of 80 percent attendance is required for a passing grade. Third semester of a four semester sequence. Four semesters required for one course credit.