They lost five of their ports to the US
Incomplete question sis sorry
Under the feudal system the land was usually officially owned by the King of an area, however, it was given to nobles or in this case knights in exchange for money and loyalty. These nobles had to pledge their support for the King and their willingness to fight if there was ever a conflict that necessitated their support.
West Berlin was given supplies from the Western allies (USA, Great Britain, France) in the Berlin air lift because the Soviets blockaded Berlin in the hopes of gaining control of all of Berlin and eventually all of Germany
Through people that wanted to leave because of religious prosecution.