What is a question about this article? If the question is unanswerable, say "unanswerable".

The region, as part of Lorraine, was part of the Holy Roman Empire, and then was gradually annexed by France in the 17th century, and formalized as one of the provinces of France. The Calvinist manufacturing republic of Mulhouse, known as Stadtrepublik Mülhausen, became a part of Alsace after a vote by its citizens on 4 January 1798. Alsace is frequently mentioned with and as part of Lorraine and the former duchy of Lorraine, since it was a vital part of the duchy, and later because German possession as the imperial province (Alsace-Lorraine, 1871–1918) was contested in the 19th and 20th centuries; France and Germany exchanged control of parts of Lorraine (including Alsace) four times in 75 years.

What years did Germany hold possession over Lorrain-Alscace?
1871–1918
Vad är en fråga om den här artikeln? Om frågan är obesvarad, säg "osvarbar". Regionen ingick, som en del av Lorraine, i det Heliga romerska riket, och annekterades därefter successivt av Frankrike på 1600-talet, och formaliserades som en av Frankrikes provinser. Den kalvinistiska tillverkningsrepubliken Mulhouse, känd som Stadtrepublik Mülhausen, blev en del av Alsace efter en omröstning av dess medborgare den 4 januari 1798. Alsace nämns ofta med och som en del av Lorraine och det tidigare hertigdömet Lorraine, eftersom det var en vital del av hertigdömet, och senare eftersom tysk besittning som den kejserliga provinsen (Alsace-Lorraine, 1871–1918) ifrågasattes under 1800- och 1900-talen; Frankrike och Tyskland utbytte kontroll över delar av Lorraine (inklusive Alsace) fyra gånger på 75 år. Vilka år innehade Tyskland besittningen över Lorrain-Alsace?
What is a question of this article? If the question is unanswered, say "unanswerable." The region, as part of Lorraine, was part of the Holy Roman Empire, and was subsequently successively annexed by France in the 17th century, and formalized as one of France's provinces. The Calvinist manufacturing republic of Mulhouse, known as Stadtrepublik Mülhausen, became part of Alsace after a vote by its citizens on 4 January 1798. Alsace is often mentioned with and as part of Lorraine and the former duchy of Lorraine, because it was a vital part of the duchy, and later because German possession as the imperial province (Alsace-Lorraine, 1871–1918) was questioned during the 19th and 20th centuries; France and Germany exchanged control over parts of Lorraine (including Alsace) four times in 75 years. What years did Germany hold possession over Lorrain-Alsace?
1871–1918
1871–1918