Correct

分崩离析

/ fēn bēng lí xī /
Strokes

Definition

to collapse and fall apart (idiom); to break up/falling to pieces

Example

Definition

(of a nation, alliance, coalition, group, etc) come/fall apart; fall to pieces; disintegrate; collapse

1
Zhànhòu
战后
guó
帝国
zhǔ
主义
fēnbēng
分崩离析
  

The post-war era saw the disintegration of the imperialist powers.