The following is the Aug. 25, 2022 Congressional Research Service In Focus report, The U.S. Marine Corps Marine Littoral Regiment (MLR).
From the report
On March 23, 2020, the U.S. Marine Corps (USMC) announced a major force design initiative planned to occur over the next 10 years referred to as “Force Design 2030.” As part of this initiative, the Marine Corps aims to redesign its force to place a stronger emphasis on naval expeditionary warfare and to better align itself with the National...
https://news.usni.org/2022/08/25/report-to-congress-on-marine-littoral-regiments