| − | The main purpose of the U-2 was to photograph strategic sites of foreign military, supplies, and research. Special cameras and film were developed for the U-2. New technological breakthroughs had been achieved in order to create a system capable of photographing in high detail from 70,000 feet. The desired results were achieved, and the U-2 reconnaissance system was complete. | + | The main purpose of the U-2 was to photograph strategic sites of foreign military, supplies, and research. Special cameras and film were developed for the U-2, and many new technological breakthroughs were made in order to create a fully functional system capable of photographing at high resolution from 70,000 feet. |