Fighting between Thailand and Cambodia has escalated into a third consecutive day of violence, forcing more than half a million civilians to flee their homes. Both governments accuse each other of reigniting the…

Guyana's vice-president, Bharrat Jagdeo, has issued a strong warning that his country will defend itself ‘by all and any means’ amid growing concerns that Venezuela's president Nicolás Maduro may attempt to annex a…

A long-simmering conflict in eastern Ukraine is escalating into a flashpoint for superpower rivalry, as a Russian military build-up is met by the deployment of two American warships to the Black Sea. Putin…