The Staatsoper Unter den Linden (Berlin State Opera) is a German opera company. Its permanent home is the opera house on the Unter den Linden boulevard in the Mitte district of Berlin, which also hosts the Staatskapelle Berlin orchestra. Originally the Hofoper (court opera) from 1742, it was named Königliches Opernhaus (Royal Opera House) in 1844, and Staatsoper unter den Linden in 1918. It is also known as Deutsche Staatsoper, and short as Lindenoper. From 1949 to 1990 it was the state opera of East Germany.