Belgian pilot Charles Van Den Born performed a flying demonstration over Bangkok in January 1911, greatly impressing Prince Chakrabongse Bhuvanath, brother of King Vajiravudh, and he even accepted an invitation for a flight.

[2][3] [4] Siam entered World War I with the Allies in July 1917, and a Siamese Expeditionary Force of around 1,200 men was sent to France, arriving in June 1918.

Eventually, The 95 pilots who qualified as military aviators flew a few operational sorties in the closing weeks of the war but suffered no casualties, nor scored any kills.

The RTAF operated in the Mekong Delta, attacking ground forces and gunboats and defending against French bombing raids, until a ceasefire was arranged in January 1941.

The Royal Thai Air Force Headquarters is located in Don Muang Airbase, Bangkok, Thailand.

The RTAF consists of headquarters and five groups: command, combat, support, education and training, and special services.

[8] The Royal Thai Air Force Combat Group is divided into 11 wings plus a training school, plus a few direct-reporting units.

The Royal Thai Air Force maintains a number of modern bases which were constructed between 1954 and 1968, have permanent buildings and ground support equipment.

All but one were built and used by United States forces until their withdrawal from Thailand in 1976 when the RTAF took over the installations at Takhli and Nakhon Ratchasima (Korat).

[38][39][40] The Siam Cup BJJ 2021 was scheduled to take place on May 8, but due to restrictions imposed for COVID-19 during the coronavirus pandemic, the Thai government temporarily postponed all sporting events.