The People's Party, known in Thai as Khana Ratsadon, was a Siamese group of military and civil officers, and later a political party, which staged a bloodless revolution against King Prajadhipok's government and transformed the country's absolute monarchy to constitutional monarchy on 24 June 1932.
1932 Siamese Revolution memorial plaque at Dusit Palace Royal Plaza. On 14 April 2017, it disappeared and was replaced by an ultra-royalist plaque.
Rue Du Sommerard in Paris was the establishment place for the People's Party
A school notebook published in 1934, with illustrations of the six principles on its cover, displayed at Thai Parliament Museum, Bangkok.
(L to R): Phraya Songsuradet. Phraya Phahonphonphayuhasena, Phraya Ritthiakhaney and Phra Phrasasphithayayut, the Four Musketeers or the Four Tiger Soldiers
Pridi Banomyong, also known by his noble title Luang Praditmanutham, was a Thai statesman and professor. He led Thailand while serving in multiple ministerial posts, as regent, and as prime minister. He led the civilian wing of Khana Ratsadon, and helped found the University of Moral and Political Sciences and the Bank of Thailand.
Pridi Banomyong at the Université de Caen, c. 1920
Pridi Banomyomg (right) in Europe, 1935