At that time, the social classes were divided into three groups called as estates. The first estate was of clergy, the second estate was of nobility and the third estate consisted of other classes ...
Yes because it worked against African Americans by putting fear into African Americans.
The city of Berlin was vulnerable to Soviet influence it was located within the Soviet zone of Germany.
Berlin was located deep in the Russian zone after the agreement after World War II which divided Germany and Berlin into occupation zones. That agreement arose from the Yalta Conference.
Matthew Perry Commodore of the US Navy who opened up Japan with the Treaty of Kanagawa.
The treaty of Kanagawa <span> between Japan and the US. Japan agreed to open two ports to American ships</span>