Southeast Asian foreign ministers gathered Monday in the Malaysian capital Kuala Lumpur for a special meeting to discuss an ongoing border conflict between Thailand and Cambodia that escalated into deadly combat two weeks ago. The meeting marked the second time this year that the regional Association of Southeast Asian Nations, or ASEAN, served as a platform to promote de-escalation between its two member states. The new fighting derailed a ceasefire promoted by US President Donald Trump, which ended five days of combat in July. The agreement was brokered by Malaysia and pushed through under pressure from Trump, who threatened to withhold trade privileges unless Thailand and Cambodia agreed. The ceasefire was formalized with more detail at an October regional summit in Malaysia attended by Trump. The fighting has drawn international concern. The US Department of State on Sunday released a statement calling for Thailand and Cambodia to end hostilities, withdraw heavy weapons, cease