MINISTER OF STATE & FOREIGN AFFAIRS PROF. DIOGO FREITAS DO AMARAL AND ACCOMPANYING DELEGATION ARRIVED IN RIYADH TODAY ON AN OFFICIAL VISIT TO THE KINGDOM. AT KING KHALID INTRNATIONAL AIRPORT, HE WAS RECEIVED BY STATE MINISTER OF FOREIGN AFFAIRS DR. NIZAR BIN OBIED MADANI AND PORTUGALS' AMBASSADOR TO THE KINGDOM DR. HENRIC PORGAS AND OTHER OFFICIALS.