Valka and the Estonian town Valga are twins, separated by the Estonian/Latvian border but using the slogan “One Town, Two Countries”.
Valga is a founding member of City Twins Association that was founded in Imatra, Finland on 13 December 2006. Valga has cooperation through the association with the following cities: Imatra, Finland; Svetogorsk, Russia; Narva, Estonia; Ivangorod, Russia; Görlitz, Germany; Frankfurt (Oder), Germany; Słubice, Poland & Cieszyn, Poland.
During the Cold War, Valga was home to Valga airbase.
Cooperation without any formal agreement with: Sátoraljaújhely, Hungary & Vejle, Denmark.
Valga was first mentioned in 1286 under the German name Valga.
in 1584 the Polish King Stefan Batory gave Valga the rights of the city. However, the status of a city and the joy of receiving it were short-lived, since already in 1626 Valga belonged to Sweden. Then, after the Northern War, to Russia, which did not acknowledge the city status of the Polish king. Only in 1764, the city status was returned to Valga, after which it started the stone construction.
Valga Railway Station is opened. On 22 July the Tartu-Valga railway line is officially opened.
Estonian poet and writer Paul Viiding is born in Valga.