11 days later, on 31 December, Finland ceded Repola and Porajärvi to the Russian Soviet Socialist Republic.

[2] On 21 April 1921, the Republic of Eastern Karelia (Itä Karjala) was declared independent.

Between October 1921 and February 1922 Karelian military troops, supported by the KUG, moved from Finnish territory into Eastern Karelia.

The Forest Guerrillas, who were the main anti-Bolshevik resistance movement during the Heimosodat in Karelia were driven across the border into Finland by 1922.

On 23 July 1923, the Permanent Court of Arbitration refused to state an advisory opinion on the status of Karelia regarding the Treaty of Tartu.