The Castle of Compiègne is an ancient royal and imperial residence located in Compiègne in the Oise department (Picardie, France).
The Château de Compiègne is the subject of a classification as historical monuments since October 24, 1994.
Four have succeeded one another palace in Compiègne, the oldest dating back to the beginning of the Merovingian dynasty and probably dated from the reign of Clovis. It was probably built of wood and its location is difficult to determine.
Many official documents of Compiègne are dated , which suggests that the Merovingians spend time there. It is in this "Royal palace" that Clotaire I died in 561, returning from a hunt in Saint-Jean-aux-Bois.
It is Compiègne Clotaire II made peace with his nephew Theodebert II in 604. Dagobert I will meet in the 633 parliament decides the foundation of the basilica of Saint-Denis and this is the palace that was preserved his treasure, divided into 639 between his successors.
State under the Carolingians, Compiègne is frequently the venue of "general assemblies" of bishops and lords, from the reign of Pepin the Short, becomes an important place on the diplomatic front: this is only 757 Pepin hosts, amid a large assembly, a deleguation of Emperor Constantine V of Constantinople said "Copronymus" and received the homage of the Duke of Bavaria, Tassilo III. This is also where Louis the Pious meets several meetings with both, 830 and 833, trying to push him to abdicate.