First flights (for the Royal Thai Air Force) at Don Mueang International Airport in Bangkok.
The Royal Thai Air Force or RTAF (Thai: กองทัพอากาศไทย; RTGS: Kong Thap Akat Thai) is the air force of the Kingdom of Thailand. Since its establishment in 1913 as one of the earliest air forces of Asia, the Royal Thai Air Force has engaged in numerous major and minor conflicts. During the Vietnam War era, the RTAF was supplied with USAF-aid equipment.