U.S Navy Lt. Carter Bonnafoux, a naval gunfire liaison officer with 6th Air Naval Gunfire Liaison Company, 4th Force Headquarter Group, Marine Forces Reserve, stands for a picture during exercise Maple Resolve in Camp Wainwright, Alberta, Canada, May 12, 2019.

Maple Resolve is an annual exercise—a three-week, multinational simulated war, hosted by the Canadian Army. NATO allies from around the world join together to share and learn tactics while strengthening foreign military ties.