The updated U.S. travel advisory comes amid concerns over an escalation of a long-standing dispute between the two Southeast Asian neighbors who share a 500-mile land border—largely mapped by France when it ruled Cambodia for 90 years until 1953.

Thailand has launched airstrikes against Cambodian military targets along their disputed border, in an escalation of their deadly border dispute. Follow for live updates

Australian travellers have been warned to exercise a “high degree of caution” in Thailand “due to security and safety risks” amid an escalating border conflict with Cambodia that has left at least 33 people dead.

Prominent security and foreign affairs scholars have raised red flags about the escalating Thai-Cambodian conflict, warning that it risks descending into a regional proxy war between the US and China.

A personal feud between two of Southeast Asia’s political titans is inflaming the worst violence on the border in more than a decade.

The Irish government has issued a travel warning to British tourists after war broke out in Thailand this morning.

The UK Foreign Office has issued a warning to any Brits travelling to Thailand and Cambodia following the two nations clashing at their border. Today (July 24), soldiers exchanged fire as both sides clashed over the border area, with 12 civilians reported dead in Thailand as a result of the fighting, including two children.