A study of the history of the US Navy's gunboats and their role in building a worldwide American naval presence abroad and in combat, from the Yangtze era through to World War II. For more than half a century, American gunboats were the ships often responsible for policing small crises and provided deterrence and fast-response capabilities around the world – showing the flag, landing armed parties, patrolling river and littoral areas, and protecting ex-pats. Many US gunboats ...