| Year | Ship | Major activity | What it did |
|---|
| 2016 | Canberra | Operation Fiji Assist – Cyclone Winston | First overseas HADR deployment. Carried ~60 tonnes of relief supplies, three MRH-90s and roughly 760–880 personnel. Engineers restored infrastructure, cleared debris, purified water and supported recovery. |
| 2017 | Canberra | Talisman Sabre 2017 | Centre of the Australian amphibious force. The Canberra/Choules/NZ force conducted what Defence described as Australia's biggest amphibious landing since the 1945 Borneo campaign. |
| 2017 | Adelaide | Indo-Pacific Endeavour 2017 | Led a 1,200-person task group on a nearly three-month deployment through Southeast and Northeast Asia. Engagement covered Brunei, Cambodia, Micronesia, India, Indonesia, Japan, Malaysia, Philippines, Korea, Singapore, Thailand and Timor-Leste. |
| 2018 | Adelaide | Indo-Pacific Endeavour 2018 | Three-month Southwest Pacific deployment through Fiji, Tonga, Samoa, PNG, Solomon Islands and Vanuatu; training, HADR planning and regional military engagement. |
| 2018 | Adelaide | RIMPAC 2018 | Went directly from IPE into RIMPAC. Amphibious operations with 25 other nations; embarked US Marine amphibious assault vehicles and multinational forces. |
| 2019 | Canberra | Indo-Pacific Endeavour 2019 | Led the ~1,000-person task force through Sri Lanka, India, Malaysia, Thailand, Vietnam, Singapore and Indonesia. |
| 2019 | Both | Sea Raider / Talisman Sabre 2019 | Major milestone: both LHDs operated together as an amphibious force, coordinating two flight decks, two well docks, landing craft and multiple helicopter types. |
| 2019 | Adelaide | Operation Render Safe – Solomon Islands | Supported Australian/NZ/Solomon Islands teams locating and disposing of WWII unexploded ordnance around the western Solomon Islands. |
| 2019 | Adelaide | Fiji regional engagement | Amphibious air/surface exercises with the Republic of Fiji Military Forces and broader Pacific Step-up engagement. |
| 2020 | Canberra | Regional Presence Deployment | About three months deployed, exercising with US, Japanese and Singaporean forces across Southeast Asia and the Pacific despite COVID restrictions. |
| 2020 | Canberra | Micronesia search and rescue | Canberra's embarked Army helicopters located three men missing at sea for nearly three days |
| 2020 | Adelaide | Exercise Sea Wader | Large Army-Navy amphibious training activity, including vehicle landing operations and Australian and Singaporean Chinook integration. |
| 2021 | Canberra | Talisman Sabre 2021 | Multinational amphibious force with Australian, US, Japanese and British troops operating from Canberra simultaneously. |
| 2021 | Canberra | Large Scale Global Exercise 21 | Joined the US-led major Western Pacific exercise immediately after Talisman Sabre. |
| 2021 | Canberra | Indo-Pacific Endeavour 2021 | Led the Australian task group through the region. |
| 2021 | Canberra | Exercise Bersama Gold | FPDA 50th-anniversary exercise around Singapore. These activities were effectively one near-five-month deployment from July to November. |
| 2022 | Adelaide | Operation Tonga Assist | Deployed at short notice after the Hunga Tonga eruption/tsunami. Arrived 26 January with 250+ pallets of relief stores, helicopters and engineering/logistics forces; delivered ~88 tonnes of humanitarian assistance before handover. |
| 2022 | Canberra | Operation Tonga Assist | Sailed out to relieve Adelaide, then delivered another ~150 tonnes of reconstruction equipment, vehicles, water infrastructure and emergency equipment. |
| 2022 | Canberra | Regional Presence Deployment / Noble Partners | Almost three months at sea. Exercised with US and Japanese forces en route across the Pacific. |
| 2022 | Canberra | RIMPAC 2022 | Major amphibious participant with 25 other nations. Sustained USMC MV-22B operations from an Australian LHD for the first time. |
| 2022 | Canberra | Operation Render Safe – Nauru | On the return leg from RIMPAC, supported destruction of WWII unexploded ordnance off Nauru. |
| 2022 | Adelaide | Exercise Trident | Major Australia-Singapore amphibious exercise with 1,600+ personnel, two Singaporean LPDs and Adelaide. |
| 2023 | Canberra | Operation Vanuatu Assist | Deployed with 600+ personnel after Tropical Cyclones Judy and Kevin. Provided helicopters, landing craft, hospital capability, relief supplies, hydrographic work, route clearance and infrastructure restoration. |
| 2023 | Canberra | Talisman Sabre 2023 | Hosted the exercise opening and then supported the large multinational amphibious component of the 13-nation exercise. |
| 2023 | Canberra | IPE23 / Exercise Alon – Philippines | Major bilateral Australian-Philippines amphibious operation. About 100 Filipino personnel embarked; USMC MV-22s operated from Canberra |
| 2023 | Adelaide | Exercise Balance Action | Worked with US Army Special Operations Command; hosted MH-47G Chinooks from the 160th SOAR for the first time. |
| 2024 | Adelaide | Indo-Pacific Endeavour 2024 | Part of an engagement running from late August to December across 13 countries with more than 2,000 ADF personnel overall. |
| 2024 | Adelaide | Exercise Keris Woomera – Indonesia | Major Australian-Indonesian amphibious exercise involving about 2,000 personnel; TNI personnel embarked Adelaide for joint air, sea, land, amphibious and HADR training. |
| 2025 | Canberra | Talisman Sabre 2025 | Canberra and Choules embarked 800+ additional personnel forming the Australian Amphibious Force, including allied US, Japanese, Korean and French forces. |
| 2025 | Adelaide | Talisman Sabre 2025 | Hosted the formal opening of what became the largest Talisman Sabre yet; |
| 2026 | Canberra | Exercise Kakadu 2026 | Used during the RAN's major multinational maritime exercise involving 19 nations and ~6,000 personnel, |
| 2026 | Canberra | Exercise Capital Reach | Embarked 350+ US Marines from MRF-D for integrated amphibious training |