
1) Holocaust location in Poland
Found on
https://www.crosswordclues.com/clue/częstochowa

Częstochowa a is a city in southern Poland on the Warta River with 240,027 inhabitants as of June 2009. It has been situated in the Silesian Voivodeship (administrative division) since 1999, and was previously the capital of Częstochowa Voivodeship (1975–1998). However, Częstochowa is historically part of Lesser Poland, not of Silesia, and be...
Found on
http://en.wikipedia.org/wiki/Częstochowa
noun a city of southern Poland whose church contains the statue of the black Madonna which attracts many pilgrims
Found on
https://www.encyclo.co.uk/local/20974

City in Poland, on the River Warta, 193 km/120 mi southwest of Warsaw; population (2002) 251,400. It produces iron goods, chemicals, paper, and cement. The basilica of Jasna Góra is a centre for Catholic pilgrims (it contains the painting known as the Black Madonna)
Found on
https://www.encyclo.co.uk/local/21221
No exact match found.