His Majesty King Hamad bin Isa Al-Khalifa today received a letter from Custodian of the Two Holy Mosques King Abdulla bin Abdulaziz Al-Saud dealing with strong historic and fraternal relations, in addition to Arab and regional developments. HM the King received at Al-Safriya Palace Minister of State and Saudi Cabinet member Dr. Msa\'ad bin Mohammed Al-Aiban who delivered the letter, conveying greetings from Custodian of the Two Holy Mosques and wishes of further progress and prosperity for Bahrain. HM King Hamad hailed strong bilateral relations in all fields, reaffirming Bahrain\'s firm keenness to promote ties. He lauded Saudi Arabia for its honourable stances in support of Bahrain, paying tribute to King Abdulla for his keenness to cement GCC unity and call to move from the phase of cooperation to the phase of union. He also extended his greetings to King Abdulla, wishing Saudi people further progress and prosperity under his wise leadership. Royal Court Minister, Royal Court Follow-up Minister and Saudi Ambassador to Bahrain attended.