In June 2013, Myanmar held its first ever summit, the World Economic Forum on East Asia 2013. A regional spinoff of the annual World Economic Forum in Davos, Switzerland, the summit was held on 5–7 June and attended by 1,200 participants, including 10 heads of state, 12 ministers and 40 senior directors from around the world. In July 2019, UN ambassadors of 37 countries, including Myanmar, have signed a joint letter to the United Nations Human Rights Council defending China's treatment of Uyghurs and other Muslim minority groups in the Xinjiang region.