Milley and Raymond Army Gen. Mark A. Milley, chairman of the Joint Chiefs of Staff, assists placing the service dress coat onto Chief of Space Operations Space Force Gen. John W. Raymond as he is inducted into the Joint Chiefs of Staff at the Pentagon, Dec. 11, 2020. The U.S. Space Force, established on Dec. 20, 2019, is the newest branch of military service tasked with protecting U.S. and allied interests in space and providing space capabilities to the joint force. SHARE: Download: Full Size (1.35 MB) Tags: Chairman, Milley Credit: Navy Petty Officer 1st Class Carlos M. Vazquez II, DOD VIRIN: 201211-D-WD757-0215.JPG Photo Gallery