Meeting Preparation Defense Secretary Jim Mattis prepares for a meeting with the Northern Group in Helsinki, Nov. 7, 2017. Representatives from the U.S., Sweden, Finland, Germany, United Kingdom, Poland, Denmark, Estonia, Netherlands, Iceland, Norway, Lithuania and Latvia were in attendance. DoD photo by Air Force Staff Sgt. Jette Carr SHARE: Download: Full Size (0.11 MB) Credit: Jette Carr VIRIN: 171107-D-GY869-036A.JPG Photo Gallery