A vassal is a person regarded as having a mutual obligation to a lord or monarch, in the context of the feudal system in medieval Europe. The obligations often included military support by knights in exchange for certain privileges, usually including land held as a tenant or fief.
Ireland, was the place that Vikings raided most often.
Answer:
Germany
Explanation:
There were the primary aggressors of their very hostile relationship with other countries. Germany invaded Poland which wasn’t supported by France and Britain and as a result of this the Germans also invaded these countries.
They also broke the non aggression between them and the Soviet Union by invading the country also and several others such as Greece,Yugoslavia etc.
They were the primary leaders and cause of the Holocaust which happened.
