The U.S. Navy conducted the Large Scale Exercise 2023 from Aug. 9-18, integrating both live and virtual assets to simulate global conflict scenarios. The exercise involved six carrier strike groups, six amphibious ready groups, and numerous other ships, both real and virtual. The Navy and Marine Corps joined forces with 25,000 personnel participating, aiming to assess their coordination and response to multiple threats worldwide. The focus was on perfecting command, control, and coordination across vast geographical expanses and various threat situations.
  

Key Points: 

1. Large Scale Exercise 2023 combined live and virtual training, involving six carrier strike groups and six amphibious ready groups across all seven U.S. fleets.
2. The exercise sought to test the U.S. Navy and Marine Corps’ ability to respond to simultaneous global threats and scenarios.
3. Adm. Daryl Caudle emphasized the importance of synchronizing operations across 22 time zones to effectively conduct modern warfare.
4. While some aspects of the exercise were simulated, real-world actions included flight operations in the Philippine Sea and safe navigation exercises in the Atlantic Ocean.
5. The U.S. Navy anticipates that future conflicts will be global, necessitating exercises like these to refine and enhance coordinated responses.

Source: https://www.navytimes.com/news/your-navy/2023/09/15/navy-marine-corps-test-warfighting-concepts/