Sheikh Mohammed bin Rashid (third right) greets a member of the Vatican delegation, during a reception for Pope Francis at the Presidential Palace. Seen with Sheikh Mohamed bin Zayed (right). Mohamed Al Hammadi / Ministry of Presidential Affairs
Sheikh Mohamed bin Zayed, Crown Prince of Abu Dhabi and Deputy Supreme Commander of the Armed Forces, and Shinzo Abe, Prime Minister of Japan (left), stand for the national anthem during a reception at the Presidential Palace in April 2018. Rashed Al Mansoori / Crown Prince Court - Abu Dhabi
Left to right: Sheikh Mohammad bin Rashid, Vice President and Ruler of Dubai, Pope Francis and Sheikh Mohamed bin Zayed at the Presidential Palace on February 4, 2019. Getty Images
Chinese President Xi Jinping and Sheikh Mohamed bin Zayed arrive at the Presidential Palace in Abu Dhabi in July 2018. AFP
Sheikh Mohamed bin Zayed receives a gift from Boyko Borisov, Prime Minister of Bulgaria (centre), during a reception held at the Presidential Palace on October 21, 2018. Rashed Al Mansoori / Crown Prince Court - Abu Dhabi
Wang Qishan, Vice President of China (right) greets Lt General Sheikh Saif bin Zayed, UAE Deputy Prime Minister and Minister of Interior during a reception at the Presidential Palace on October 28, 2018. Hamad Al Kaabi / Crown Prince Court - Abu Dhabi
Sheikh Mohamed bin Zayed meets with Dr Barham Salih, President of Iraq, at the Presidential Palace on November 12, 2019. Mohamed Al Hammadi / Ministry of Presidential Affairs
Giuseppe Conte, Prime Minister of Italy, signs a guest book during a reception at the Presidential Palace on November 15, 2018.
Rashed Al Mansoori / Ministry of Presidential Affairs
Sheikh Mohamed bin Zayed and Giuseppe Conte stand for the national anthem, during a reception held at the Presidential Palace on November 15, 2018. Rashed Al Mansoori / Ministry of Presidential Affairs
Sheikh Mohamed bin Zayed meets Imran Khan, Prime Minister of Pakistan, at the Presidential Palace in Abu Dhabi in November 2018. Hamad Al Kaabi / Ministry of Presidential Affairs
Sheikh Mohamed bin Zayed, Dr Abiy Ahmed, Prime Minister of Ethiopia (left) and Isaias Afwerki, President of Eritrea (right), stand for the UAE national anthem during a reception at the Presidential Palace in July 2018. Hamad Al Kaabi / Crown Prince Court - Abu Dhabi
Sheikh Mohamed bin Zayed meets with Cyril Ramaphosa, President of South Africa (left), at the Presidential Palace in July 2018. Hamad Al Kaabi / Crown Prince Court - Abu Dhabi
Sheikh Mohamed bin Zayed bids farewell to Dr Abiy Ahmed, Prime Minister of Ethiopia (centre) and Isaias Afwerki, President of Eritrea (left), at the Presidential Palace in July 2018. Hamad Al Kaabi / Crown Prince Court - Abu Dhabi
Sebastian Kurz, Chancellor of Austria, greets Sheikh Abdullah bin Zayed, UAE Minister of Foreign Affairs and International Cooperation, during a reception held at the Presidential Palace in April 2018. Mohamed Al Hammadi / Crown Prince Court - Abu Dhabi
Sheikh Mohammed bin Rashid, Vice President and Ruler of Dubai, left, and Sheikh Mohamed bin Zayed, at a reception at the Presidential Palace. Hamad Al Kaabi / Ministry of Presidential Affairs
Mohamed Al Mazrouei, Undersecretary of the Crown Prince Court of Abu Dhabi (left) greets Mahamadou Issoufou, President of Niger, during a reception at the Presidential Palace in December 2018. Hamad Al Kaabi / Ministry of Presidential Affairs
Pope Francis signs a guest book during an official reception at the Presidential Palace on February 4, 2019. He is with Sheikh Mohammed bin Rashid (left), and Sheikh Mohamed bin Zayed (second left). Ryan Carter / Ministry of Presidential Affairs
The Pope and dignitaries stand for the national anthem during a reception at the Presidential Palace on February 4, 2019. Rashed Al Mansoori / Ministry of Presidential Affairs
The Al Forsan Aerobatics team display the colours of the Vatican flag during the official ceremony to welcome Pope Francis at the Presidential Palace.
Sheikh Mohammed bin Rashid (third right) greets a member of the Vatican delegation, during a reception for Pope Francis at the Presidential Palace. Seen with Sheikh Mohamed bin Zayed (right). Mohamed Al Hammadi / Ministry of Presidential Affairs
Sheikh Mohamed bin Zayed, Crown Prince of Abu Dhabi and Deputy Supreme Commander of the Armed Forces, and Shinzo Abe, Prime Minister of Japan (left), stand for the national anthem during a reception at the Presidential Palace in April 2018. Rashed Al Mansoori / Crown Prince Court - Abu Dhabi
Left to right: Sheikh Mohammad bin Rashid, Vice President and Ruler of Dubai, Pope Francis and Sheikh Mohamed bin Zayed at the Presidential Palace on February 4, 2019. Getty Images
Chinese President Xi Jinping and Sheikh Mohamed bin Zayed arrive at the Presidential Palace in Abu Dhabi in July 2018. AFP
Sheikh Mohamed bin Zayed receives a gift from Boyko Borisov, Prime Minister of Bulgaria (centre), during a reception held at the Presidential Palace on October 21, 2018. Rashed Al Mansoori / Crown Prince Court - Abu Dhabi
Wang Qishan, Vice President of China (right) greets Lt General Sheikh Saif bin Zayed, UAE Deputy Prime Minister and Minister of Interior during a reception at the Presidential Palace on October 28, 2018. Hamad Al Kaabi / Crown Prince Court - Abu Dhabi
Sheikh Mohamed bin Zayed meets with Dr Barham Salih, President of Iraq, at the Presidential Palace on November 12, 2019. Mohamed Al Hammadi / Ministry of Presidential Affairs
Giuseppe Conte, Prime Minister of Italy, signs a guest book during a reception at the Presidential Palace on November 15, 2018.
Rashed Al Mansoori / Ministry of Presidential Affairs
Sheikh Mohamed bin Zayed and Giuseppe Conte stand for the national anthem, during a reception held at the Presidential Palace on November 15, 2018. Rashed Al Mansoori / Ministry of Presidential Affairs
Sheikh Mohamed bin Zayed meets Imran Khan, Prime Minister of Pakistan, at the Presidential Palace in Abu Dhabi in November 2018. Hamad Al Kaabi / Ministry of Presidential Affairs
Sheikh Mohamed bin Zayed, Dr Abiy Ahmed, Prime Minister of Ethiopia (left) and Isaias Afwerki, President of Eritrea (right), stand for the UAE national anthem during a reception at the Presidential Palace in July 2018. Hamad Al Kaabi / Crown Prince Court - Abu Dhabi
Sheikh Mohamed bin Zayed meets with Cyril Ramaphosa, President of South Africa (left), at the Presidential Palace in July 2018. Hamad Al Kaabi / Crown Prince Court - Abu Dhabi
Sheikh Mohamed bin Zayed bids farewell to Dr Abiy Ahmed, Prime Minister of Ethiopia (centre) and Isaias Afwerki, President of Eritrea (left), at the Presidential Palace in July 2018. Hamad Al Kaabi / Crown Prince Court - Abu Dhabi
Sebastian Kurz, Chancellor of Austria, greets Sheikh Abdullah bin Zayed, UAE Minister of Foreign Affairs and International Cooperation, during a reception held at the Presidential Palace in April 2018. Mohamed Al Hammadi / Crown Prince Court - Abu Dhabi
Sheikh Mohammed bin Rashid, Vice President and Ruler of Dubai, left, and Sheikh Mohamed bin Zayed, at a reception at the Presidential Palace. Hamad Al Kaabi / Ministry of Presidential Affairs
Mohamed Al Mazrouei, Undersecretary of the Crown Prince Court of Abu Dhabi (left) greets Mahamadou Issoufou, President of Niger, during a reception at the Presidential Palace in December 2018. Hamad Al Kaabi / Ministry of Presidential Affairs
Pope Francis signs a guest book during an official reception at the Presidential Palace on February 4, 2019. He is with Sheikh Mohammed bin Rashid (left), and Sheikh Mohamed bin Zayed (second left). Ryan Carter / Ministry of Presidential Affairs
The Pope and dignitaries stand for the national anthem during a reception at the Presidential Palace on February 4, 2019. Rashed Al Mansoori / Ministry of Presidential Affairs
The Al Forsan Aerobatics team display the colours of the Vatican flag during the official ceremony to welcome Pope Francis at the Presidential Palace.
Sheikh Mohammed bin Rashid (third right) greets a member of the Vatican delegation, during a reception for Pope Francis at the Presidential Palace. Seen with Sheikh Mohamed bin Zayed (right). Mohamed Al Hammadi / Ministry of Presidential Affairs