| Deploying nation |  United States |
|---|---|
| Host nation or area | Off Southern California (United States) |
| Region | North America |
| Military branch | 🏳️ Joint or multiple branches |
| Record type | Military exercise |
| Operation or mission | Maritime Big Play Pacific (AUKUS) |
| Unit or formation | Not publicly confirmed |
| Personnel | Not disclosed |
| Equipment | Not stated |
| Status | Historical |
| Start or report date | Oct 5, 2026 |
| Withdrawal or end date | Oct 5, 2026 |
| Last verified | Oct 5, 2026 |
| Confidence | High: official or multiple independent sources |
Background
Dates: Oct. 5-26, 2026 (completed). Where: Off Southern California. Participants as stated: U.S., Australia, U.K.; more than 40 technologies incl. uncrewed systems. Lead: Department of War.
Deployment timeline
- Record added from The Boston Report Military Deployments Tracker. Source report dated 2026-10-05.
Sources
Related deployments
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- 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
- El Salvador: special forces and soldiers on a rescue operation Announced or pending
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.