 It also urged those who had contributed to disunity to express their regret.In November 2005, following a meeting of Anglicans of the "global south" in Cairo at which Williams had addressed them in conciliatory terms, 12 primates who had been present sent him a letter sharply criticising his leadership which said that "We are troubled by your reluctance to use your moral authority to challenge the Episcopal Church and the Anglican Church of Canada.