The 1st Marine Regiment (Swedish: Stockholms amfibieregemente, Amf 1) is an amphibian regiment of the Swedish Amphibious Corps based at the Berga Naval Base in Berga, Haninge Municipality. Raised from the Vaxholm Coastal Artillery Regiment (KA 1) in 2000 when the Swedish Amphibious Corps was formed, the 1st Marine Regiment has a large geographical spread where units are trained and grouped at Berga, south of Stockholm, in Gothenburg and in Gotland. Although the unit's natural combat environment is coastal zones, river deltas and other amphibious areas, the unit has the ability to operate in all types of terrain, such as desert. The 1st Marine Regiment has participated in operations in, for example, Kosovo, Gulf of Aden, Chad and Afghanistan.