Nations participating in BALTOPS 2019 included Belgium, Denmark, Estonia, Finland, France, Germany, Latvia, Lithuania, the Netherlands, Norway, Poland, Portugal, Romania, Spain, Sweden, Turkey, the United Kingdom, and the United States. The initial planning conference was held in Gydnia in early Dec 2018. This was the 47th year of the exercise partnership. 
US Marines of 22 Marine Expeditionary Unit (22 MEU) took part in a number of amphibious assaults with NATO partner nations throughout BALTOPS 19, including that near Kallaste in Estonia, with Romanian Marines.
Units |
| Dates | Unit | Models |
|---|---|---|
| 09jun19 to 21jun19 |  HSM-70 US Navy | S-70 H-60 |
| 09jun19 to 21jun19 | HSC-28 US Navy | S-70 H-60 |
Ships |
| Classes | Ships | |
|---|---|---|
| Helicopter Carrier | Argus class |  A135 RFA Argus, |
| Guided-Missile Destroyer | Arleigh Burke Flight I class | DDG-71 USS Ross, |
| Guided-Missile Destroyer | F100 Alvaro de Bazan |  F-105 Cristobal Colon, |
| Guided-Missile Destroyer | Fridtjof Nansen class |  F311 KNM Roald Amundsen, |
| Guided-Missile Frigate | Oliver Hazard Perry class |  272 ORP General Kazimierz Pulaski, |
| Guided-Missile Frigate | G class |  F496 TCG Gokova, |
| Frigate | Thetis class |  F357 KDM Thetis, |
| Frigate | Absalon class | L16 KDM Absalon, |
| Frigate | Iver Huitfeldt class | F361 KDM Iver Huitfeldt, |
| Command ship | Blue Ridge class | LCC-20 USS Mount Whitney, |
| Assault Carrier | Buque de Proyeccion Estrategica | L-61 Juan Carlos I, |
| Landing Ship/Platform Dock | Whidbey Island class | LSD-43 USS Fort McHenry, |
| Landing Ship/Platform Dock | Albion class | L14 HMS Albion, |
| Support Ship | 702 Class |  A1411 Berlin, A1413 Bonn, |
| Support Ship | 404 Elbe class | A512 Mosel, |
