The Colombian navy frigate Almirante Padilla prepares to launch an AS-555 Fennec helicopter as part of a sinking exercise during UNITAS Gold. This year marks the 50th iteration of UNITAS, a multi-national exercise that provides opportunities for participating nations to increase their collective ability counter illicit maritime activities that threaten regional stability. Participating countries are Brazil, Canada, Chile, Colombia, Ecuador, Germany, Mexico, Peru, U.S. and Uruguay.