The Royal Danish Academy of Music (DKDM / RDAM; Det Kongelige Danske Musikkonservatorium), the largest and oldest music academy in Denmark, was founded in 1825 by Giuseppe Siboni and later rebuilt in 1867 Rebuilt by Nils Gade, it has produced a large number of outstanding educational musicians, singers, music educators, church musicians, composers and performers, such as Vaughan Holmboe, Per Nagel, etc. It mainly offers undergraduate and master's degree professional courses, as well as some diploma training courses.