Background: The RSFSR was established on November 7, 1917 (October Revolution) as a sovereign state. The first Constitution was adopted in 1918. In 1922 the Russian SFSR signed the Treaty on the Creation of the USSR.
Question: On what date was the RSFSR established?
Answer:<extra_id_0>.
<extra_id_0> November 7, 1917<extra_id_1>