TRONDHEIM, Norway (Oct. 21, 2018) The Swedish Royal Navy corvette HSwMS Karlstad (K35) comes alongside in Trondheim, Norway, before participating in Exercise trident Juncture 18. Trident Juncture 18 is designed to ensure that NATO forces are trained, able to operate together and ready to respond to any threat from any direction. Trident Juncture 18 takes place in Norway and the surrounding areas of the North Atlantic and the Baltic Sea, including Iceland and the airspace of Finland and Sweden. With more than 50,000 participants from 31 nations Trident Juncture 2018 is one of NATO's largest exercises in recent years. Around 150 aircraft, 70 ships and more than 10,000 vehicles are involved in the exercise to perform and conduct air, land, maritime, special operation and amphibious drills. (NATO photo By WO FRAN C.Valverde)