Original: It has been situated in the Silesian Voivodeship ( administrative division ) since 1999 , and was previously the capital of Cz stochowa Voivodeship ( 1975 -- 1998 ) .
Simplified: It has been located in the Silesian Voivodship ( administrative division ) since 1999 , and was once the capital of Cz stochowa Voivodship ( 1975-1998 ) .