The Duchy of Saxe-Weimar-Eisenach was a historical state in central Germany, part of the larger region known as Thuringia. It was established in the early 19th century and existed until the end of the German monarchy in 1918. The duchy was known for its cultural contributions, particularly in literature and the arts, and was home to notable figures such as the writer Johann Wolfgang von Goethe. The duchy was formed through the division of the Saxe-Weimar territory and included the cities of Weimar and Eisenach. It played a significant role in the development of German culture and education, with institutions like the University of Jena located nearby. The region's rich history is reflected in its architecture and cultural heritage.