Nearly 250 military personnel from Kazakhstan, Kyrgyz Republic, Pakistan, Tajikistan, Turkmenistan (U.N. neutral participant), Uzbekistan, Mongolia, and the United States, along with observers from Armenia, United Kingdom, and Georgia, conducted Regional Cooperation 25 exercise June 16-27 at Joint Base Cape Cod. Hosted by the Massachusetts Army National Guard, the 14-day multilateral command post and field training exercise is the largest U.S. Central Command-led military-to-military exercise involving Central and South Asian (CASA) partners.