Finally in The blockade was lifted in May 1949 and led to the establishment of three independent German states.Berlin is divided
into two from the legal system, West Berlin is independent, and forms a special alliance with the Federal Republic of Germany (West Germany); East Berlin is incorporated into the territory of the __________ Democratic Republic (East Germany).
I usually ask my teacher what specific things to study and although you already know what to study, they will usually tell you things that you can study that are prevalent on the test.