Former U.K. Prime Minister Tony Blair said on 9 June 2011 that "change in Syria is essential", although he warned of a power vacuum in the event of regime change.
前英国首相托尼·布莱尔于2011年6月9日表示，“改变对叙利亚十分重要”，但他同时警告权利真空可能导致政权更替。