Lithuanian Provisional Governing Commission

Grand Duchy of Lithuania
1812–1813
Flag Coat of arms
The territories under the control of the Lithuanian Provisional Commission at its territorial peak in 1812.
Capital	Vilnius
Common languages	Polish French Lithuanian Belarusian
Demonym(s)	Lithuanian
Government	Constitutional monarchy
Grand Duke
• 1812–1813	Frederick Augustus I
President
• 1812 (first)	Józef Sierakowski
• 1812–1813 (last)	Stanisław Sołtan
History
• Declared	1 July 1812
• Joining the General Confederation of the Kingdom of Poland	14 July 1812
• Russian conquest of Lithuanian territory	December 1812
• Dissolution of the government-in-exile	30 April 1813
Preceded by Succeeded by Russian Empire Russian Empire

The Provisional Government Commission of the Grand Duchy of Lithuania; also, the Lithuanian Provisional Governing Commission (Polish: Komisja Rządu Tymczasowego Wielkiego Księstwa Litewskiego; also Komisja Rządząca Tymczasowa Litewska; French: Gouvernement provisoire de Lituanie; also Gouvernement général de la Lituanie, Lithuanian Lietuvos laikinosios vyriausybės komisija) was a provisional administrative body for Lithuania, which had been overtaken by Napoleon's Grand Army during the 1812 French invasion of Russia.^[1] On 14 July 1812 the Commission formally joined the General Confederation of the Kingdom of Poland, creating the united Kingdom of Poland.