Military personnel unload a M1 Abrams Fighting tank of the 2nd Brigade Combat Team, 3rd Infantry Division, as US military equipment arrives to the Port of Bremerhaven the United States for the Defender 2020 international military exercises on February 21, 2020. - Exercise DEFENDER-Europe 20 is a US-led multinational exercise, including NATO's participation, that will involve 37,000 troops and take place in countries including Germany, Poland, Lithuania and Estonia in the spring of 2020. (Photo by Patrik Stollarz / AFP)