The United States’ first firing of its Philippines-based Typhon missile launcher last week marked the “worst provocation” in years in the South China Sea and Beijing should ramp up air defence and stealth strike drones in response, according to Chinese military observers. Beijing has opposed the Typhon deployment since the Lockheed Martin system arrived at its Luzon base in the Philippines two years ago, claiming it has destabilised regional security. The ground-based vertical launch system can...