<Table> <Tr> <Td_colspan="3"> Imperial Territory of Alsace - Lorraine Reichsland Elsaß - Lothringen (German), Terre d'Empire d'Alsace - Lorraine (French) </Td> </Tr> <Tr> <Td_colspan="3"> Imperial Territory of the German Empire </Td> </Tr> <Tr> <Td_colspan="3"> <Table> <Tr> <Td> ← </Td> <Td> 1871--1918 </Td> <Td> → </Td> </Tr> </Table> </Td> </Tr> <Tr> <Td_colspan="3"> <Table> <Tr> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Flag </Td> <Td> Coat of arms </Td> </Tr> </Table> </Td> </Tr> <Tr> <Td_colspan="3"> Anthem Elsässisches Fahnenlied "The Alsatian Flag's song" </Td> </Tr> <Tr> <Td_colspan="3"> Alsace - Lorraine within the German Empire </Td> </Tr> <Tr> <Td_colspan="2"> Capital </Td> <Td> Straßburg (Strasbourg) </Td> </Tr> <Tr> <Td_colspan="2"> Government </Td> <Td> Federal territory </Td> </Tr> <Tr> <Td_colspan="3"> Reichsstatthalter </Td> </Tr> <Tr> <Td> </Td> <Td> 1871--1879 </Td> <Td> Eduard von Möller (first) </Td> </Tr> <Tr> <Td> </Td> <Td> 1918 </Td> <Td> Rudolf Schwander (last) </Td> </Tr> <Tr> <Td_colspan="2"> Legislature </Td> <Td> Landtag </Td> </Tr> <Tr> <Td_colspan="2"> History </Td> <Td> </Td> </Tr> <Tr> <Td> </Td> <Td> Treaty of Frankfurt </Td> <Td> 10 May 1871 </Td> </Tr> <Tr> <Td> </Td> <Td> Disestablished </Td> <Td> 1918 </Td> </Tr> <Tr> <Td> </Td> <Td> Treaty of Versailles </Td> <Td> 28 June 1919 </Td> </Tr> <Tr> <Td_colspan="3"> Area </Td> </Tr> <Tr> <Td> </Td> <Td> 1910 </Td> <Td> 14,496 km (5,597 sq mi) </Td> </Tr> <Tr> <Td_colspan="3"> Population </Td> </Tr> <Tr> <Td> </Td> <Td> 1910 </Td> <Td> 1,874,014 </Td> </Tr> <Tr> <Td> </Td> <Td> Density </Td> <Td> 129.3 / km (334.8 / sq mi) </Td> </Tr> <Tr> <Td_colspan="2"> Political subdivisions </Td> <Td> Bezirk Lothringen, Oberelsass, Unterelsass </Td> </Tr> <Tr> <Td_colspan="2"> Today part of </Td> <Td> France </Td> </Tr> </Table> <Tr> <Td_colspan="3"> Imperial Territory of Alsace - Lorraine Reichsland Elsaß - Lothringen (German), Terre d'Empire d'Alsace - Lorraine (French) </Td> </Tr>

When was alsace and lorraine taken from france