Independence Day (Mongolia) in 1919 and by Russia in early 1921. Independence Day (Mongolia) The Independence Day of Mongolia () is the main state holiday in Mongolia. This date is celebrated annually on 29 December. It marks Mongolia's independence from China in 1921. It has been celebrated annually in Mongolia since 2011. Independence Day is also the term used for Constitution Day on November 26. After the Xinhai Revolution in China in May 1911, the Qing dynasty was overthrown and Mongolia under the Bogd Khan declared its independence on December 29, 1911. The newly established Republic of Mongolia lasted for 8 years until
Independence and Unity Day (Slovenia) 1990 referendum, which was supported by all political parties represented in the Assembly of the Socialist Republic of Slovenia at the time. Independence and Unity Day is not to be confused with Slovenia's Statehood Day, which is celebrated each year on June 25, in honour of the declaration of Slovenian independence from Yugoslavia in 1991. Independence and Unity Day (Slovenia) Independence and Unity Day () is a Slovenian national holiday that occurs on every 26 December to commemorate the official proclamation of the Slovenian independence referendum on 26 December 1990. The referendum took place on 23 December that year. In