Yet another attempt to end a century-old border dispute between Cambodia and Thailand. Fighting is escalating, forcing hundreds of thousands of civilians to flee their homes on both sides of the border Now the Association of Southeast Asian Nations is taking the lead in attempts to end the violence and reach a peace deal. All this comes after an attempt by US President Donald Trump to end the war failed. Foreign ministers from the two countries are set to meet in the coming days, in the hope of reaching what Thailand has called a 'true ceasefire'. But without any let-up in the long-running conflict, what will it take to bring it to an end?