Queen's celebrated its sesquicentennial anniversary in 1991, and received a visit from Charles, Prince of Wales, and his then-wife, Diana, to mark the occasion.
Queen ຂອງສະເຫຼີມສະຫຼອງວັນຄົບຮອບ Sesquicentennial ຂອງຕົນໃນ 1991, ແລະໄດ້ໄປຢ້ຽມຢາມ by Charles, ນາຂອງ Wales, ແລະຫຼັງຈາກນັ້ນພັນລະຍາຂອງພຣະອົງ, Diana, ກັບເຄື່ອງຫມາຍໂອກາດໄດ້.