The United States says they are planning to help clean up herbicide Agent Orange from areas of Vietnam, the first time since the Vietnam War ended in 1975.
North Korea says it will resume working-level nuclear talks with the United States, reviving a denuclearization process that has remained stalled since a February summit in Vietnam ended without a deal.
China's defense ministry criticizes the United States for allegedly increasing tensions in the Asia-Pacific region by increasing its military presence and supporting Japan, the Philippines and Vietnam in longstanding territorial disputes.
South Korea and the United States launch an investigation into allegations by former United States Army soldiers that chemicals including Agent Orange were dumped at Camp Carroll near the city of Daegu.
Energy company BP announces it is to sell billions worth of assets in Canada, Egypt, Pakistan, United States and Vietnam to part-fund the clean-up cost of the Deepwater Horizon oil spill in the Gulf of Mexico.