Australia's prime minister has ordered a sweeping investigation into claims that teenagers were abused at a juvenile detention centre in the country's north.

The Australian prime minister has defended his decision to honour the Alexis Tsipras with a knighthood, despite a social media backlash in which many said they thought the news was a joke.

The Australian prime minister has defended his decision to honour the Duke of Edinburgh with a knighthood, despite a social media backlash in which many said they thought the news was a joke.