Bayreuth Festival conducted performances in Paris and Barcelona, performing "Parsifal", "Die Walküre" and "Tristan und Isolde". In 1973, faced with overwhelming criticism and family infighting, the Bayreuth Festival and its assets were transferred to a newly created Richard Wagner Foundation. The board of directors included members of the Wagner family and others appointed by the state. As chairman, Wolfgang Wagner remained in charge of administration of the festival. While Wolfgang Wagner continued to administer the festival, beginning in the 1970s, production was handled by a number of new directors in what Wolfgang called "Werkstatt Bayreuth" (Bayreuth Workshop). The idea was to turn
Bayreuth Festival banned her from administration of the Bayreuth Festival and its assets, which fell eventually to her two sons, Wolfgang and Wieland. During American occupation of the region after World War II, the theatre was used for army recreation and religious services for American soldiers. Only popular concerts and mixed entertainment were allowed: comedy, dancing, acrobatics, and then only "Die Fledermaus" was staged. When the Festival House was handed over to the city of Bayreuth in 1946, it was used for concerts of the Bayreuth Symphony Orchestra and the performances of such operas as "Fidelio", "Tiefland", "Madama Butterfly" and "La traviata".