Navaandorjiin Jadambaa was the first republican Head of State

Head of State

A head of state is the individual that serves as the chief public representative of a monarchy, republic, federation, commonwealth or other kind of state. His or her role generally includes legitimizing the state and exercising the political powers, functions, and duties granted to the head of...

 of Mongolia

Mongolia

Mongolia is a landlocked country in East and Central Asia. It is bordered by Russia to the north and China to the south, east and west. Although Mongolia does not share a border with Kazakhstan, its western-most point is only from Kazakhstan's eastern tip. Ulan Bator, the capital and largest...

. He became Chairman of the State Great Hural in November 1924 following the death of the Bogd Khan

Bogd Khan

The Bogd Khan was enthroned as the Great Khaan of Mongolia on 29 December 1911, when Outer Mongolia declared independence from the Qing Dynasty after the Xinhai Revolution. He was born in the Kham region of eastern Tibet, today's Sichuan province of the People's Republic of China...

. Only a day later he was replaced by Peljidiin Genden.

Usually a regency would follow the death of the Bogd Khan until his reincarnation had reached his majority; however, in this case the search for the reincarnation of the Bogd Khan was banned (his reincarnation was discovered in Tibet

Tibet

Tibet is a plateau region in Asia, north-east of the Himalayas. It is the traditional homeland of the Tibetan people as well as some other ethnic groups such as Monpas, Qiang, and Lhobas, and is now also inhabited by considerable numbers of Han and Hui people...

in 1936) and the country has maintained a republican constitution ever since.