UN Secretary General Ban Ki-moon has described the Security Council's decision to destroy Syria's arms as "historic".
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The position, posted on the British Monarchy website, pays £16,000 a year for 20 hours a week.
The parents of missing 15-year-old Bristol schoolgirl who is believed to be heading to Syria have urged her to come home.
I think it is fair to say that was the best speech I have seen David Cameron give in the decade I have been reporting on him.