The Air Force's E-4B, which the president would use to direct forces during nuclear war, is nearing the end of its life and will be replaced by the SAOC.
With over 330 million people living in the United States, only 1.4 million people (0.4 percent of the population) serve in the US military. As of 2014,
Ukraine has shot down 17 Russian "Shahed" explosive drones in Kharkiv, Dnipropetrovsk, and Poltava oblasts overnight, the Air Force reported on the morning of April 7.