At the beginning of World War II junior soldiers were sent to fight troops of the Japanese Empire that invaded southern Thailand on 8 December 1941.

[5][citation needed] At the end of the war the junior soldiers were disbanded, but Lieutenant General Luang Chatnakrop (พล.ท.

The 38th Infantry Battalion of the Royal Thai Army, about 17 km away, was too far away to intercept the initial invaders in time.

As a result, roughly 100 of the reserve cadets and the local police force had to hold the numerically superior Japanese army at bay from positions on the west side of Tha Nang Sang Bridge until the 38th Infantry could arrive.

Under heavy Japanese fire, Captain Thawin was killed when he attempted to find a new position for his light machine gun squad.

The remaining cadets, now headed by Sergeant Samran Khuanphan from the training centre, were able to maintain their position, and waited for friendly reinforcements.

(Up to 7 total marks) Territorial defense training was introduced in 2009 for the Royal Thai Navy, only for cadets and youth living nearby the Sattahip Naval Base in Chonburi Province.

Upon reaching Grade 3, cadets will then further separate into one of the three smaller units operated separately by: Territorial defense training was introduced in 2006 and available until Grade 5 by 2010 for the Royal Thai Air Force, only for cadets studying in polytechnic colleges within the locale of the Don Muang Royal Thai Air Force Base, Bangkok.

About 120 fourth grade territorial defense cadets who pass the physical test are allowed to enter the parasail training course.