(REUTERS) – An Egyptian state advisory body recommended on Monday that a Cairo court uphold a ruling that annulled an agreement giving Saudi Arabia control of two Red Sea islands.

The agreement, announced in April, caused a public uproar and rare protests by Egyptians who said the uninhabited islands of Tiran and Sanafir were Egyptian.

The controversy has become a source of tension with Saudi Arabia, which had showered its ally with tens of billions of dollars in aid.

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