In 1924, after the Bogd Khaan died of laryngeal cancer or, as some sources claim, at the hands of Russian spies, the country's political system was changed and a Mongolian People's Republic was established.
Mongolska vojska je prevzela mongolski del Kyakhta od kitajskih sil 18. marca 1921 in ruske in mongolske čete so 6. julija prispele v Khüree.