We would like to thank Crown Family Philanthropies, Abe and Ida Cooper Foundation, the Claims Conference, EVZ, and BMF for supporting the ongoing work to create content and resources for the Holocaust Encyclopedia. View the list of donor acknowledgement.
![German forces enter Aachen, on the border with Belgium, following the remilitarization of the Rhineland. [LCID: 70032]](https://encyclopedia.ushmm.org/images/thumb/4d587734-0984-4f9f-9d7d-5e2b5e87dacc.jpg)
请对第二次世界大战之前和期间所发生的大事记时间轴进行学习。对欧洲犹太人的大屠杀正是在二战的背景下发生的。随着德国军队入侵并占领欧洲、苏联和北非越来越多的领土，其政权的种族与反犹政策日益激进，从种族迫害逐渐极化至种族灭绝。
![Women survivors huddled in a prisoner barracks shortly after Soviet forces liberated the Auschwitz camp. [LCID: 31450b]](https://encyclopedia.ushmm.org/images/thumb/8fdec1b8-47fa-40f1-9a27-06e7262bad5e.jpg)
![Blanka Rothschild holds one of her prewar family photographs. [LCID: athbr039]](https://encyclopedia.ushmm.org/images/thumb/11721704-922d-4af9-8e09-16ab9e4123c5.jpg)
