The Battle of Okanaa

By september 19 73, a group of a dozen engineers led by parkinson had come up with a seven page paper describing what would eventually become g p s. The system that parkinson and his team were developing had the potential to change the way wars were fought. On february 20 second 19 78, five long years after the project began, the first nav star satellite was launched into space. And within eight years, five more satellites would be sent up to join it.