![File:US Navy 050212-N-8268S-030 Commanding Officer, Supreme Allied Command-Transformation (SAC-T), Detachment One One Three, Capt. Cal Bagby, welcomes students to NATO Observer-Trainer Training held at Air National Guard Base Battle.jpg - Wikimedia Commons File:US Navy 050212-N-8268S-030 Commanding Officer, Supreme Allied Command-Transformation (SAC-T), Detachment One One Three, Capt. Cal Bagby, welcomes students to NATO Observer-Trainer Training held at Air National Guard Base Battle.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/9/9b/US_Navy_050212-N-8268S-030_Commanding_Officer%2C_Supreme_Allied_Command-Transformation_%28SAC-T%29%2C_Detachment_One_One_Three%2C_Capt._Cal_Bagby%2C_welcomes_students_to_NATO_Observer-Trainer_Training_held_at_Air_National_Guard_Base_Battle.jpg)
File:US Navy 050212-N-8268S-030 Commanding Officer, Supreme Allied Command-Transformation (SAC-T), Detachment One One Three, Capt. Cal Bagby, welcomes students to NATO Observer-Trainer Training held at Air National Guard Base Battle.jpg - Wikimedia Commons
![The Observer Controller Trainer Team from the Joint Multinational Readiness Center (JMRC) supervises | Article | The United States Army The Observer Controller Trainer Team from the Joint Multinational Readiness Center (JMRC) supervises | Article | The United States Army](https://api.army.mil/e2/c/images/2019/08/08/561249/original.jpg)
The Observer Controller Trainer Team from the Joint Multinational Readiness Center (JMRC) supervises | Article | The United States Army
![A Croatian and American Observer Coach Trainer walk together after the completion of a situational training lane during Immediate Response 15 in Slunj, Croatia. Immediate Response 15 is a multinational, brigade-level, Command A Croatian and American Observer Coach Trainer walk together after the completion of a situational training lane during Immediate Response 15 in Slunj, Croatia. Immediate Response 15 is a multinational, brigade-level, Command](https://c8.alamy.com/comp/PE378A/a-croatian-and-american-observer-coach-trainer-walk-together-after-the-completion-of-a-situational-training-lane-during-immediate-response-15-in-slunj-croatia-immediate-response-15-is-a-multinational-brigade-level-command-post-exercise-utilizing-computer-assisted-simulations-and-field-training-exercises-in-croatia-and-sloveniathe-exercises-and-simulations-are-built-upon-a-decisive-action-based-scenario-and-are-designed-to-enhance-regional-stability-strengthen-partner-capacity-and-improve-interoperability-PE378A.jpg)
A Croatian and American Observer Coach Trainer walk together after the completion of a situational training lane during Immediate Response 15 in Slunj, Croatia. Immediate Response 15 is a multinational, brigade-level, Command
![A U.S. Army observer coach/trainer (OC/T) instructs Georgian Army observer coach/trainers (OC/T's) from the NATO-Georgian Joint Training and Evaluation Center, and U.S. Marines on throwing smoke grenades during a Mission Rehearsal Exercise ( A U.S. Army observer coach/trainer (OC/T) instructs Georgian Army observer coach/trainers (OC/T's) from the NATO-Georgian Joint Training and Evaluation Center, and U.S. Marines on throwing smoke grenades during a Mission Rehearsal Exercise (](https://c8.alamy.com/comp/M406HT/a-us-army-observer-coachtrainer-oct-instructs-georgian-army-observer-M406HT.jpg)
A U.S. Army observer coach/trainer (OC/T) instructs Georgian Army observer coach/trainers (OC/T's) from the NATO-Georgian Joint Training and Evaluation Center, and U.S. Marines on throwing smoke grenades during a Mission Rehearsal Exercise (
Army Reserve Observer Coach Trainers Play Integral Role in Increasing Soldier, Unit Readiness > U.S. Army Reserve > News-Display
![Observer-coach/trainers help CSTX participants be their best at Fort McCoy training | Article | The United States Army Observer-coach/trainers help CSTX participants be their best at Fort McCoy training | Article | The United States Army](https://api.army.mil/e2/c/images/2021/09/13/c2d5a32d/original.jpg)
Observer-coach/trainers help CSTX participants be their best at Fort McCoy training | Article | The United States Army
![The Observer Controller Trainer Team from the Joint Multinational Readiness Center (JMRC) supervises | Article | The United States Army The Observer Controller Trainer Team from the Joint Multinational Readiness Center (JMRC) supervises | Article | The United States Army](https://api.army.mil/e2/c/images/2019/08/08/561248/original.jpg)
The Observer Controller Trainer Team from the Joint Multinational Readiness Center (JMRC) supervises | Article | The United States Army
![Observer coach trainer assists 1st Lt. Pierce Baker, 2-5 Cavalry Regiment, and NATO partner, Moldovan Soldier, during Combined Resolve XI, Dec. 7, 2018, in Hohenfels, Germany. Combined Resolve XI is a biannual Observer coach trainer assists 1st Lt. Pierce Baker, 2-5 Cavalry Regiment, and NATO partner, Moldovan Soldier, during Combined Resolve XI, Dec. 7, 2018, in Hohenfels, Germany. Combined Resolve XI is a biannual](https://c8.alamy.com/comp/R8Y119/observer-coach-trainer-assists-1st-lt-pierce-baker-2-5-cavalry-regiment-and-nato-partner-moldovan-soldier-during-combined-resolve-xi-dec-7-2018-in-hohenfels-germany-combined-resolve-xi-is-a-biannual-exercise-that-serves-as-the-combat-training-center-certification-exercise-for-regionally-allocated-forces-this-iteration-of-the-exercise-takes-place-in-two-phases-at-the-grafenwohr-and-hohenfels-training-areas-between-nov-26-dec-14-2018-and-jan-13-25-2019-R8Y119.jpg)
Observer coach trainer assists 1st Lt. Pierce Baker, 2-5 Cavalry Regiment, and NATO partner, Moldovan Soldier, during Combined Resolve XI, Dec. 7, 2018, in Hohenfels, Germany. Combined Resolve XI is a biannual
![The Observer Controller Trainer Team from the Joint Multinational Readiness Center (JMRC) supervises | Article | The United States Army The Observer Controller Trainer Team from the Joint Multinational Readiness Center (JMRC) supervises | Article | The United States Army](https://api.army.mil/e2/c/images/2019/08/08/561246/original.jpg)
The Observer Controller Trainer Team from the Joint Multinational Readiness Center (JMRC) supervises | Article | The United States Army
![Master Sgt. David Jones, an Observer/Coach Trainer with the Joint Multinational Readiness Center speaks to soldiers from the U.S.A., Lithuania, Ukraine, Serbia and Romania about safety when handling a smoke grenade during Master Sgt. David Jones, an Observer/Coach Trainer with the Joint Multinational Readiness Center speaks to soldiers from the U.S.A., Lithuania, Ukraine, Serbia and Romania about safety when handling a smoke grenade during](https://c8.alamy.com/comp/R7E567/master-sgt-david-jones-an-observercoach-trainer-with-the-joint-multinational-readiness-center-speaks-to-soldiers-from-the-usa-lithuania-ukraine-serbia-and-romania-about-safety-when-handling-a-smoke-grenade-during-preparation-for-exercise-combined-resolve-xi-dec-1-at-hohenfels-training-area-germany-cbrxi-exercise-gives-the-us-armys-regionally-allocated-combat-forces-in-europe-the-opportunity-to-execute-a-combat-training-center-rotation-with-a-joint-multinational-environment-demonstrating-their-integration-into-us-army-europe-operations-R7E567.jpg)
Master Sgt. David Jones, an Observer/Coach Trainer with the Joint Multinational Readiness Center speaks to soldiers from the U.S.A., Lithuania, Ukraine, Serbia and Romania about safety when handling a smoke grenade during
![U.S. Army Capt. Richard Tran, an air defense officer, and an observer coach trainer with the Warhog Team, Joint Multinational Readiness Center, trains with an FIM-92 Stinger Man-Portable, Air Defense Missile System U.S. Army Capt. Richard Tran, an air defense officer, and an observer coach trainer with the Warhog Team, Joint Multinational Readiness Center, trains with an FIM-92 Stinger Man-Portable, Air Defense Missile System](https://c8.alamy.com/comp/KYYD36/us-army-capt-richard-tran-an-air-defense-officer-and-an-observer-coach-KYYD36.jpg)