His Highness The Amir Sheikh Tamim bin Hamad Al Thani took part along with leaders of Arab and South American countries in the opening session of the 4th Summit of Arab and South American countries.
The session took place in King Abdulaziz International Conference Center in Riyadh.
The official delegation accompanying HH The Amir attended the opening session.
Saudi Arabia's Crown Prince, First Deputy Prime Minister and the Minister Mohammed bin Nayef bin Abdulaziz Al Saud also attended along with Deputy Crown Prince of Saudi Arabia, Second Deputy Prime Minister and Minister of Defence Mohammed bin Salman bin Abdulaziz Al Saud.
Other ministers, head of delegations and Arab civil society organizations attended the opening session as well.