Al Jazeera looks back at the most devastating period in Laos’s history, when the US waged a years-long ‘Secret War’.

A meeting of defense leaders in Laos took place on Thursday, and included Southeast Asian defense chiefs, China, the United States and other partner nations. Despite China and the US both being in Laos for the meeting,

China rejected a meeting with Defense Secretary Lloyd Austin during a conference in southeast Asia this week, marking the latest turn in a tumultuous relationship between the two countries’ defense leaders.

Many Southeast Asian nations are looking for assurances from the U.S. before President-elect Donald Trump's return to power in January.

China's defense minister declined a meeting with U.S. Defense Secretary Lloyd Austin during a meeting of defense leaders in Laos, a move the Pentagon chief said on