Wat Phra Si Mahathat Wora Maha Viharn is a Buddhist temple in the Bang Khen District of Bangkok. Construction began in 20 March 1941 in commemoration of the government victory over the Boworadet rebellion in 1933.
Wat Phra Si Mahathat was designated a first-class royal monastery in 1942, making it one of the most significant temples in Thailand.
Bangkok, officially known in Thai as Krung Thep Maha Nakhon and colloquially as Krung Thep, is the capital and most populous city of Thailand.
The majority (93 percent) of the city's population is Buddhist.
Rama I (reigned 1782–1809) of the Chakri Dynasty (which remains the current royal family of Thailand) founded the Rattanakosin Kingdom.
Under Rama I, new temples were constructed at the new capital of Rattanakosin (modern Bangkok), such as the royal Wat, Wat .