Operation Just Cause was the largest and most complex U.S. combat operation since the Vietnam war. Nearly 26,000 combat troops deployed in Panama, this is the story told by the Panamanians w... Read allOperation Just Cause was the largest and most complex U.S. combat operation since the Vietnam war. Nearly 26,000 combat troops deployed in Panama, this is the story told by the Panamanians who lived it that Christmas of 1989Operation Just Cause was the largest and most complex U.S. combat operation since the Vietnam war. Nearly 26,000 combat troops deployed in Panama, this is the story told by the Panamanians who lived it that Christmas of 1989