The Speaker of Algerian National People's Assembly Abdelaziz Mohamed Al-Arbi Ould Khalifa arrived in Riyadh on Monday evening to lead his country's delegation participating in 4th Arab-South American Countries Summit that begins tomorrow in Riyadh. At King Khalid International Airport, he was received by the Minister of State and Member of the Cabinet for the Shoura Council Affairs Mohammed bin Faisal Abu-Saq and a representative of the Royal Protocol.