Tercentenary Theatre is the site of annual commencement exercises and other convocations. The Convocations have always been exclusively clerical assemblies. He has also been convening biennially in Constantinople convocations of all bishops in his jurisdiction. The venue is suitable for musical concerts, special lectures, convocations, dance concerts, and pageants. The theater has been used for commencements, convocations, concerts, dramas and pep rallies. Few congregations clap hands or use musical instruments during "formal" weekly convocations. The building is used to host concerts, lectures, meetings, exams, and convocations. Students are required to attend six convocations per semester. In periods between convocations of the Congress of Soviets the CEC held supreme power. These mosques generally hold the periodic, smaller scale convocations for neighbourhood members. University convocations were also previously held here. The college offers a series of speakers and events called convocations. During the inter-war period the senate met in five convocations. He gives periodic reports to the Grand Council, Grand Chapter, and Convocations. Annual Christian Nudist Convocations began early in the decade of the 2000s.