Mongolia
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This flag is a former version of Mongolia.
Bogd Khanate flag adopted
The Bogd Khanate adopted an ornate yellow flag featuring a Soyombo, religious text, and red silk streamers.
Republican flag adopted
The 1924 constitution described a red flag bearing the state emblem; surviving versions show variations in shape and detail.
New constitutional flag adoptedThis flag
The new flag had a red field, a central state emblem, and the republic’s name inscribed on either side.
Soyombo-and-star flag adopted
The approved design restored the Soyombo and added a communist star above it.
Starless flag adopted
The new flag removed the communist star and modified the Soyombo design.
Flag colors standardized
An official standard specified the flag’s colors and construction details.
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