authors concentrate on books themed on Germanic myths and the concept of blood and soil. This was in part due to the removal of women from the workforce. The state parliaments and the Reichsrat (federal upper house) were abolished in January 1934, with all state powers being transferred to the central government. Persecution of Jews Further information: Anti-Jewish legislation in prewar Nazi Germany Discrimination against Jews began immediately after the seizure of power. The regime enacted the Reich Nature Protection Act in 1935 to protect the natural landscape from excessive economic development. In violation of the provisions of the Hague Convention, industrial firms in the Netherlands, France, and Belgium were put to work producing war materiel for Germany.