JS Hyuga (DDH 181)

The Japan Maritime Self-Defense Force helicopter destroyer JS Hyuga (DDH 181) prepares to turn from a formation of U.S. Navy and Japan Maritime Self-Defense Force ships during Annual Exercise 2011. Annual Exercise is a bi-lateral field training exercise designed to practice and evaluate the coordination procedures and interoperability elements required to respond to the defense of Japan and the Asia-Pacific region. (U.S. Navy photo by Mass Communication Specialist 2nd Class Adam K. Thomas/Released)

JS Kurama (DDH 144)

The Japan Maritime Self-Defense Force helicopter destroyer JS Kurama (DDH 144) test fires chafe as part of the integrated maritime exercise Koa Kai. Kurama is participating in Koa Kai with the guided-missile destroyers USS O'Kane (DDG 77) and USS Chafee (DDG 90), the guided-missile frigate USS Crommelin (FFG 37), and the Military Sealift Command dry cargo and ammunition ship USNS Washington Chambers (T-AKE 11) to prepare independent deployers in multiple warfare areas and provide training in a multi-ship environment. (U.S. Navy photo by Mass Communication Specialist 2nd Class Daniel Barker/Released)

JS Kurama (DDH 144)

The Japan Maritime Self-Defense Force (JMSDF) helicopter destroyer JS Kurama (DDH 144) departs Joint Base Pearl Harbor-Hickam to be part of exercise Koa Kai 12-1. Koa Kai 12-1 is an integrated maritime exercise to prepare independent deployers in multiple warfare areas, while also providing training in a multi-ship environment. (U.S. Navy photo by Mass Communication Specialist 2nd Class Mark Logico/Released)

HMS Gotland

The Swedish diesel-powered attack submarine HMS Gotland arrives in San Diego on a transport ship from Sweden. Gotland will begin a one-year bilateral training effort with the U.S. Navy’s anti-submarine warfare forces in July. (U.S. Navy photo by Photographer’s Mate 3rd Class Jo A. Wilbourn Sims)

BAE El Oro (CM 14)

The Ecuadorian corvette BAE El Oro (CM 14) sits pier side in Panama City, Panama before beginning at sea exercises during PANAMAX 2005. PANAMAX is a training exercise in defense of the Panama Canal involving 15 countries. The Panama Canal is critical to the free flow of trade and goods in the Western Hemisphere and the entire world. The region's economy and stability largely depend on the safe transport of several hundred million tons of cargo that transit through the canal every year. (U.S. Air Force photo by Tech Sgt. Rick Sforza)

BAE El Oro (CM 14)

Ecuadorian naval war ship Corvette BAE El Oro (CM 14) glides through the Pacific Ocean in search of a merchant vessel suspected of carrying illegal goods during exercise PANAMAX 2006. Civil, naval and air forces from 18 countries have gathered in Panama to conduct the multi-national training event for the defense of the Panama Canal. PANAMAX 2006 is multinational training exercise tailored to the defense of the Panama Canal, involving civil and military forces from the region. (U.S. Navy photo by Mass Communication Specialist 2nd Class Christopher Perez)