The Kingdom of Saudi Arabia has submitted endorsement documents of International Maritime Organization (IMO)'s two agreements: Protocol of 2005 to the Convention for the Suppression of unlawful acts against the safety of maritime navigation and Protocol of 2005 to the Convention for the Suppression of unlawful acts against the fixed platforms on the continental shelf, it was reported here today. The two documents were attached to an official note by Prince Mohammed bin Nawaf bin Abdulaziz, Saudi ambassador to the United Kingdom, addressed yesterday to the Secretary General of IMO.