Cambodia shuts Thai border amid renewed deadly fighting; Trump's truce denied.

• Cambodia closed its border with Thailand amid ongoing deadly fighting.
• Both nations blame each other for the renewed conflict over a colonial-era border dispute.
• Thailand denied US President Trump's claim that a truce had been agreed upon.
• The violence has displaced around half a million people and killed at least 25 this week.
• Previous peace efforts brokered by the US, China, and Malaysia have failed.

Why It Matters: Renewed Cambodia-Thailand border conflict causes deaths and displacement, defying peace efforts.