Bayreuth Festival allocation system, including the ending of allocations to Wagner Societies (but not including the Society of Friends of Bayreuth as they make a substantial financial contribution) and a reduction in the proportion reserved for travel agents and hotels. As a result, the proportion of tickets available to the general public would increase to about 65 percent of the total available. A new production of "Der Ring des Nibelungen" is presented every five to seven years, following a year in which no "Ring" is presented. In years in which the "Ring" is staged, three other operas are presented as well. When
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".