Sheikh Zayed Bin Sultan Al Nahyan and Sheikh Khalifa Bin Zayed Al Nahyan celebrating the fourth anniversary of Sheikh Zayed's accession as Ruler of Abu Dhabi

<p>Sheikh Zayed Bin Sultan Al Nahyan and Sheikh Khalifa Bin Zayed Al Nahyan attending an event held in celebration of the fourth anniversary of Sheikh Zayed's accession as Ruler of Abu Dhabi</p>