Jordan's King Abdullah gestures during a trilateral summit with Cypriot President Nicos Anastasiades, and Greek Prime Minister Alexis Tsipras to expand cooperation in the East Mediterranean region, in Amman, Jordan April 14, 2019.

Jordan's King Abdullah meets with Cypriot President Nicos Anastasiades before a trilateral summit with Greek Prime Minister Alexis Tsipras to expand cooperation in the East Mediterranean region, in Amman, Jordan April 14, 2019.

Jordan's King Abdullah meets with Greek Prime Minister Alexis Tsipras before a trilateral summit with Cypriot President Nicos Anastasiades to expand cooperation in the East Mediterranean region, in Amman, Jordan April 14, 2019.

Jordan's King Abdullah meets with Cypriot President Nicos Anastasiades and Greek Prime Minister Alexis Tsipras during a trilateral summit to expand cooperation in the East Mediterranean region, in Amman, Jordan April 14, 2019. REUTERS/Muhammad Hamed

Cypriot President Nicos Anastasiades reviews an honor guard upon his arrival for a trilateral summit with Jordan's King Abdullah and Greek Prime Minister Alexis Tsipras to expand cooperation in the East Mediterranean region, in Amman, Jordan April 14, 2019.

Jordan's King Abdullah shakes hands with Greek Prime Minister Alexis Tsipras before a trilateral summit with Cypriot President Nicos Anastasiades to expand cooperation in the East Mediterranean region, in Amman, Jordan April 14, 2019.

Cypriot President Nicos Anastasiades and Greek Prime Minister Alexis Tsipras arrive for a trilateral summit with Jordan's King Abdullah to expand cooperation in the East Mediterranean region, in Amman, Jordan April 14, 2019.

Cypriot President Nicos Anastasiades reviews an honor guard upon his arrival for a trilateral summit with Jordan's King Abdullah and Greek Prime Minister Alexis Tsipras to expand cooperation in the East Mediterranean region, in Amman, Jordan April 14, 2019.

Jordan's King Abdullah stands next to Cypriot President Nicos Anastasiades during a welcome ceremony before a trilateral summit with Greek Prime Minister Alexis Tsipras to expand cooperation in the East Mediterranean region, in Amman, Jordan April 14, 2019.

Jordan's King Abdullah adjusts his tie during a welcome ceremony for Cypriot President Nicos Anastasiades before a trilateral summit with Greek Prime Minister Alexis Tsipras to expand cooperation in the East Mediterranean region, in Amman, Jordan April 14, 2019.

Greek Prime Minister Alexis Tsipras reviews an honor guard upon his arrival for a trilateral summit with Jordan's King Abdullah and Cypriot President Nicos Anastasiades to expand cooperation in the East Mediterranean region, in Amman, Jordan April 14, 2019.