In January 2005, the 15th MEU participated in Operation Unified Assistance by providing disaster relief to survivors of the destructive tsunami in Sumatra, Indonesia and southern Sri Lanka. Immediately after wrapping up those operations, the 15th MEU proceeded south of Baghdad, Iraq to Forward Operating Base Falcon near Al-Mahmudiyah, Babil province, south of for security and stability operations in between rotations of army units. Their deployment into Iraq lasted about 30 days.