The Archbishop said there was a sense that in places where militants have taken hold "the darkness is deepening".
Former Archbishop of Canterbury Rowan Williams has urged world leaders to "step up to the mark" on climate change.
Clarence House has confirmed that the Duchess of Cambridge is pregnant with her second child
The Archbishop of Canterbury today met with leaders and representatives from Middle Eastern churches in the UK, and joined them in condemning the ongoing crisis in Iraq.
The Bishop of Leeds has criticised the government's inconsistency in tackling Islamic extremism in Iraq and Syria.
Summertime means one thing in the Christian calendar – tents, wellies and thousands of Christians gathered together in worship.
Yesterday marked a key moment in the life of the Church of England, which could have its first female bishop as early as next year. But who will it be? And what effect will the vote have on church unity?
"The proportion of Muslims who are radicalised is extraordinarily small...I think we've been becoming too hysterical about this subject for some considerable period," warned Archbishop Justin Welby.
Last week former Archbishop of Canterbury George Carey came out in favour of assisted dying; this weekend, he was joined by another Anglican leader - Archbishop Desmond Tutu.
Lord Carey of Clifton says he now supports Lord Falconer's Assisted Dying Bill. Justin Welby remains firmly opposed.
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