Center for Defense Concepts and Technology

A Marine simulates providing security for an amphibious landing in Appari, Philippines, March 28, 2022, during Balikatan, a bilateral exercise between the U.S. and Philippines. (Photo by United States Marine Corps)

A simulation at Eglin Air Force Base demonstrates the capabilities of the Joint All-Domain Command and Control framework. (US Air Force photo by Staff Sgt. Haley Phillips)

A soldier interacts with an unmanned ground vehicle during Project Convergence 2021. (U.S. Army/Marita Schwab)

Chinese and Russian warship formations sail through the Tsugaru Strait during the naval exercise Joint Sea-2021 on October 18, 2021 in the Pacific Ocean. (Photo by Sun Zifa/China News Service via Getty Images)

A protester is seen waving a Ukrainian flag during a demonstration in Krakow, Poland on February 27, 2022. (Getty Images)