Leaders from Southeast Asian countries have kicked off a two-day summit in Bangkok.
The 10-country group is expected to discuss issues like the South China Sea and the fate of ethnic Rohingya fleeing Myanmar.
They could also debate this month's contentious collision of a Philippine boat and a Chinese fishing vessel.
The Association of Southeast Asian Nations (ASEAN) was formed more than half a century ago.

Trump says Iranian 'fast-attack' ships that come close to US blockade will be eliminated
Iran threatens to retaliate for US blockade
Israel presses assault on Lebanon border town ahead of US-hosted talks
Hungarian election winner Magyar vows to fight graft, change constitution
One killed in Ukraine despite Easter ceasefire, officials say
