On 2 February, Mr. Hanenna Ould Sidi, the Minister of National Defense, left Nouakchott for Riyadh, at the invitation of His Highness Khalid bin Salman bin Abdulaziz, the Minister of Defense of the Kingdom of Saudi Arabia, to participate in the meeting of Defense Ministers and the second edition of the World Defense Show, to be held in this city from 3 to 8 February.