1618-1648 1939-1945 19thcentury 20thcentury antiquities architecture art bronzeage buildings churchandstate churchhistory congresses conscriptlabor domestic dutch employment etc excavations(archaeology) exhibitions forcedlabor german germany germany) gothic hallchurches historicbuildings history inscriptions ironage lowersaxony motives neoclassicism(architecture) peace peaceinart structures themes thirtyyears'war unemployment warmemorials women worldwar