Which sequence of 20th-century cold war
events is in the correct chronological order?
(1) fall of the berlin wall → cuban missile crisis →
adoption of the marshall plan
(2) cuban missile crisis → fall of the berlin wall →
adoption of the marshall plan
(3) fall of the berlin wall → adoption of the
marshall plan → cuban missile crisis
(4) adoption of the marshall plan → cuban missile
crisis → fall of the berlin wall