By the early 1900s, Germany had worsening relations with all of the following except "Austria-Hungary", since a wave of nationalism in Germany gave them the impression that Austria-Hungary was really a part of Germany anyway.
Answer:
Religious and Political Conquest
Explanation:
As with most any civilization, Islamic civilization was significantly spread through military power. Strong armies, as well as a strong Muslim belief in spreading the faith, led to the conquering of many surrounding areas and lands.
It varies from Kingdom to Kingdom, but it is usually a life term, and also heretical, meaning that it usual passed down from family member to family member.