Radvanice (Polish: Radwanice, German: Radwanitz) is a part of the city of Ostrava, Moravian-Silesian Region in the Czech Republic. Administratively it is a part of the district of Radvanice a Bartovice. Radvanice was formerly an independent municipality, in 1941 it became a part of Ostrava.
It lies in the historical region of Těšín Silesia and was first mentioned in a written document in 1305. It witnessed heavy industrialization at the end of the 19th century, locals worked mainly in coal mines.
According to the Austrian census of 1910 the village had 7,139 inhabitants, 7,096 of whom had permanent residence there. Census asked people for their native language, 5,772 (81.3%) were Czech-speaking and 1,202 (17%) were Polish-speaking. Most populous religious groups were Roman Catholics with 6,595 (92.4%) and Protestants with 388 (5.4%).[1]