The U.S. Marine Corps is arguably the best amphibious-warfare force in the world. The issue is that relentless overseas commitments have strained marine resources so badly that it can’t conduct the other training that it needs to maintain its combat edge. A review of readiness data from 2014 to 2016 revealed that “Marine Corps units were unable to fully accomplish training for other amphibious operations priorities,” according to the GAO report.
