Proclamation Day of the Republic of Latvia celebrates the independence of Latvia from Russia in 1918.

Latvia's Independence Day, officially known as the Proclamation Day of the Republic of Latvia, is celebrated annually on 18 November in Latvia. It marks the anniversary of the Proclamation of Independence of Latvia by the People's Council of Latvia in 1918.

Latvia, officially the Republic of Latvia, is a country in the Baltic region of northern Europe. It is one of the three Baltic states, along with Estonia to the north and Lithuania to the south. It borders Russia to the east and Belarus to the southeast and shares a maritime border with Sweden to the west. Latvia covers an area of 64,589 km² (24,938 sq mi), with a population of 1.8 million. The country has a temperate seasonal climate. Its capital and largest city is Riga. Latvians, who are the titular nation and comprise 65.5% of the country's population, belong to the ethnolinguistic group of the Balts and speak Latvian. Russians are the most prominent minority in the country, at almost a quarter of the population; 37.7% of the population speak Russian as their native tongue.