History – United States Space Force

The U.S. Space Force was established Dec. 20, 2019 when the National Defense Authorization Act was signed into law (with bi-partisan support), creating the first new branch of the armed services in 73 years. The establishment of the USSF resulted from widespread recognition that Space was a national security imperative. When combined with the growing threat posed by near-peer competitors in …

https://www.spaceforce.mil/About-Us/About-Space-Force/History/