The following is the July 18, 2022 Congressional Research Service report, Unmanned Aircraft Systems: Roles, Missions, and Future Concepts.
From the report
Unmanned aircraft systems (UAS) have gained increased prominence in U.S. military operations. The Department of Defense (DOD) is currently developing advanced UAS, along with optionally crewed aircraft, as part of its modernization strategy. The roles and missions of UAS are relevant to Congress in authorizing, appropriating, and providing...
https://news.usni.org/2022/07/19/report-to-congress-on-the-future-of-unmanned-aircraft