Fighting between Thailand and Cambodia entered its fourth day on Thursday as both sides waited for a promised telephone call from U.S. President Donald Trump, who says he believes he can again end the conflict between the two Southeast Asian nations.

Renewed border fighting between Thailand and Cambodia showed no signs of abating Wednesday, with hundreds of thousands of displaced people in strained conditions as more flooded into temporary shelters.

Armed clashes between Thailand and Cambodia entered a second day on Tuesday, both sides said, in defiance of calls from the United States to stop fighting and adhere to a months-old Trump-brokered peace deal that now looks on the brink of complete collapse.

UNESCO has raised alarms regarding the escalating conflict between Cambodia and Thailand, emphasizing the potential threat to cultural heritage, particularly the Preah Vihear Temple. The organization urged for immediate protection of cultural sites,

The Russian embassy in Phnom Penh also issued a statement urging Cambodia and Thailand to halt the fighting and return to the Oct. 26 Joint Declaration peace plan, which was annulled by Anutin on Dec. 9 ahead of escalating incursions into Cambodia.

The resumption of hostilities between Thailand and Cambodia on Dec 8 has forced more than half a million people to flee their homes in villages caught up in conflict red zones on both sides of the border Read more at straitstimes.

Thousands of people have fled their homes due to renewed fighting between Thailand and Cambodia. This is the second time in four months that residents near the border have been forced to evacuate.

SINGAPORE: Singapore has called on Thailand and Cambodia to exercise restraint and for both sides to resolve their differences through dialogue amid escalating border clashes.