Iran's Supreme Leader "tweets" anger over atomic talks failure
UK facing biggest threat since 9/11
Plan to preserve Hong Kong protest symbols
Tunisians vote in landmark presidential poll
Syrians in Lebanon fearful about future
Are air strikes on ISIL working?
"We have never been so close," says German minister at Iran nuclear talks
Shi'ite opposition boycotts Bahrain elections
Tunisia set to vote in first free presidential elections