Arrange the following events of international politics in chronological order:

A- Korean War.
B- Unification of Germany.
C- Berlin Blockade by the Soviet Union.
D- Cuban Missile Crisis.

Choose the correct answer from the options given below:

C-A-D-B

The correct answer is Option 3 - C-A-D-B

Year and Event in chronological order:

(C) 1948-49: Berlin blockade by the Soviet Union and the airlift of supplies to the citizens of West Berlin by the US and its allies
(A) 1950-53: Korean War
(D) 1962: Cuban Missile Crisis
(B) 1990: Unification of Germany