noun
Historical term referring to the geopolitical tension between the Eastern Bloc and the Western Bloc after World War II.
東西冷戦は約40年間続いた。
The Cold War between East and West lasted about 40 years.
東西冷戦の終結は1989年とされることが多い。
The end of the East-West Cold War is often said to be 1989.
冷戦 is the general term for 'Cold War', while 東西冷戦 specifically emphasizes the East-West divide.
Compound of 東西 (East and West) and 冷戦 (Cold War).