United States Army Signal Corps

The United States Army Signal Corps is a branch of the U.S. Army responsible for all aspects of communications and information systems support. Established in March 1863, it initially used semaphore and developed a telegraph network during the American Civil War. By the late 19th century, it incorporated telephones, heliographs, and observation balloons, even overseeing military aviation and the procurement of the first army aircraft from the Wright brothers in 1908. During World War I and World War II, the Signal Corps was crucial in implementing and designing radio technology. Today, its mission includes managing modern telecommunications and information systems, such as computer systems, the1