German  school

 

1881-1890

Soviet era

 

 

1951-1960

Russification era

 

1890-1918

Soviet era

 

 

1961-1970

Independence war era

 

1918-1920

Soviet era

 

 

1971-1980

First Independence era

1921-1940

Soviet era

 

 

1981-1990

Soviet era

 

 

1941-1950

Reindependence era

 

1991-