Sheikh Sultan bin Zayed Al Nahyan, the representative of the President of the United Arab Emirates, has congratulated the Custodian of the Two Holy Mosques King Salman bin Abdulaziz Al Saud, on the fourth anniversary of assuming power. Sheikh Sultan praised the Kingdom's progress and prosperity, appreciating the King's positions at local and Arab arenas to achieve the stability and security in the region. He commended deep rooted relations between the two countries.