| Deploying nation |  United States |
|---|---|
| Host nation or area |  Australia |
| Region | Indo-Pacific |
| Military branch | 🪖 Ground forces |
| Record type | Troop or force movement |
| Operation or mission | |
| Unit or formation | Not publicly confirmed |
| Personnel | About 2,000 Marines and sailors Estimate |
| Equipment | Not stated |
| Status | Withdrawn |
| Start or report date | Oct 23, 2026 |
| Withdrawal or end date | Oct 23, 2026 |
| Last verified | Oct 23, 2026 |
| Confidence | High: official or multiple independent sources |
Background
Marine Rotational Force-Darwin 26.3 (led by 5th Marine Regiment, 1st Marine Division)Per a U.S. Marine Corps release on DVIDS, the force concluded its six-month rotation, the 15th, after training in Australia, the Philippines, New Caledonia, Papua New Guinea, French Polynesia and Indonesia. Australia’s Department of Defence said the Marines will return in early 2027 for the 16th rotation. Route: Darwin and northern Australia → Home stations in the United States. Status: Rotation concluded (official U.S. Marine Corps release).
Deployment timeline
- Record added from The Boston Report Military Deployments Tracker. Source report dated 2026-10-23.
Sources
Related deployments
- Liaoning (16): Philippine Sea (east of Luzon / east of Taiwan), as of early November Confirmed active
- USS Dwight D. Eisenhower (CVN-69): Atlantic Ocean, after leaving Norfolk, Va., Nov. 4 Confirmed active
- Tiger Triumph 2026 military exercise Confirmed active
- USS Boxer (LHD-4): Indian Ocean Confirmed active
- USS Nimitz (CVN-68): Western Atlantic, after leaving Norfolk, Va., Oct. 27 Confirmed active
- USS Theodore Roosevelt (CVN-71): South China Sea (after Keen Sword 27) Confirmed active
- USS George Washington (CVN-73): Arabian Sea Confirmed active
- USS George H.W. Bush (CVN-77): Arabian Sea Confirmed active
Public information only. Locations are given at country or sea-area level. Figures are shown as the source reported them; estimates and claims are labeled. Spot an error? Request a correction.