The US and its Asian allies have begun their first joint military exercise since President Donald Trump took office. The annual Cobra Gold military exercise hosted by the US and Thailand is one of Asia's largest multinational drills. <br/><br/>More than 8,300 personnel from 29 countries, including Japan, South Korea, China and Southeast Asian nations are taking part this year. The head of the US Pacific Command attended an opening ceremony today in Thailand's Chonburi Province for the first time in 3 years. <br/><br/>Admiral Harry Harris said, the exercise shows the United States' commitment to strengthening solidarity with the Asia-Pacific region. He stressed that the US will remain involved in the region's security. The commander of Thailand's armed forces, General Surapong Suwana-adth, said Admiral Harris's attendance confirms the strong defense ties between the US and countries of the region.<br/><br/>The 11-day exercise is to include landing drills using amphibious vehicles and humanitarian assistance projects.