<P> The United States reduced its participation in Cobra Gold 2015 to signal its disapproval of the military coup which occurred in Thailand in 2014 . The U.S. sent 3,600 troops to the exercise, down from 4,300 in 2014 . The U.S. also cancelled the exercise in which troops practiced under live fire during an amphibious landing . However, American military forces did participate in a civilian evacuation training exercise, and the operation of U.S. troops in formation in the field in cooperation with the military forces of other nations . Nevertheless, more than 13,000 military personnel from six nations actively participated in Cobra Gold 2015, while other nations participated as observers . </P> <P> The United States postponed its participation in a March 2015 meeting with Thailand to begin planning for Cobra Gold 2016 . American military officials indicated they might cancel the exercise outright as a protest against continuing military rule in Thailand . </P> <P> In 2017, there were 29 nations that participated in Cobra Gold either directly or as observers . This year is 36th anniversary of Cobra Gold exercise co-hosted by Thailand and United States between 14 and 24 of February 2017 . Cobra Gold 2017 aims to improve capabilities among the participating nations, joint operation, civic action and do build up relationship between Thailand and United States when power seizure in 2014 Thai - US relations have fallen . Cobra Gold 2017 aims to improve capabilities among the participating nations, joint operation, civic action The field exercises including variety of training, such as Amphibious Assault Demonstration, EOD mission, Close Air Support (CAS) and Combined Arms Live Fire Exercise (CALFEX) which is an exercise on strategical engagement by using various types of weapons . In civic action, were included humanitarian assistance and Non-combatant Evacuation Operation (NEO). NEO was led by Japan Air Self Defense Force (JASDF) during disaster relief operation . Mostly, a NEO used to move noncombatant personnel from dangerous area, usually caused by natural disaster </P> <P> The United States has engaged in only a single, very minor military intervention in the Pacific area since the end of the Vietnam War, making it difficult to judge Cobra Gold's effectiveness in improving warfighting capabilities and coordination . </P>

Military exercise cobra gold is held between thailand and which country
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