![Trump Calls for Unity, Blames Iran for Regional Instability at Arab-Islamic-US Summit](https://eng-archive.aawsat.com/wp-content/uploads/2017/05/US-President-Donald-Trump-delivers-a-speech-during-Arab-Islamic-US-summit-in-Riyadh-Saudi-Arabia-May-21-2017.-Reuters.jpg)
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US President Donald Trump delivers a speech during Arab-Islamic-US summit in Riyadh, Saudi Arabia May 21, 2017. (Reuters)
![Trump Calls for Unity, Blames Iran for Regional Instability at Arab-Islamic-US Summit](https://eng-archive.aawsat.com/wp-content/uploads/2017/05/US-President-Donald-Trump-delivers-a-speech-during-Arab-Islamic-US-summit-in-Riyadh-Saudi-Arabia-May-21-2017.-Reuters.jpg)
US President Donald Trump delivers a speech during Arab-Islamic-US summit in Riyadh, Saudi Arabia May 21, 2017. (Reuters)