During the Battle of Mogadishu in October 1993, 113 members of a Malaysian Army battalion was deployed as part of the United Nations Operation in Somalia II to rescue American rangers who were surrounded by Somali militants after two US Sikorsky UH-60 Black Hawk was shot down by the latter. Earlier on 1 July 2003, Malaysia established a Southeast Asia Regional Centre for Counter-Terrorism (SEARCCT), where the two collaborating in combating terrorist financing. Both Malaysia and the US share a strong military-to-military relationship with numerous exchanges, training, joint exercises, and visits such as the annual participation of both countries in the Cooperation Afloat Readiness and Training (Exercise CARAT) and co-operation in International Military Education and Training (IMET). The US is also among the foreign countries that has collaborated with the centre in conducting capacity building programmes. Malaysia's Peacekeeping Centre provides pre-deployment training to Malaysian and other peacekeepers before deployment on United Nations (UN) missions. Through the Global Peace Operations Initiative, the US provided support for the Malaysian Peacekeeping Centre. During President Obama's April 2014 visit, Malaysia endorsed the Proliferation Security Initiative (PSI).