All five political parties in Greenland's parliament have issued a rare joint statement rejecting US President Donald Trump's threats to take control of the Arctic island, according to Greenlandic national broadcaster KNR.

Iranians have taken to the streets in new protests to press the biggest movement against the Islamic republic in more than three years, as authorities sustained an internet blackout as part of a crackdown that has left dozens dead.

A national demonstration and rally will take place in Athlone, Co Westmeath, later today over the Mercosur free trade agreement.

As farmers head towards a national rally in Athlone, Opposition TDs, including rally organisers Independent Ireland, are limbering up to fight the Mercosur deal and the Government they accuse of not doing enough to oppose it.

Australian authorities have declared a state of disaster after bushfires destroyed houses and razed vast belts of forest in the country's southeast.