鉄てっ血けつ

noun

blood and iron; military might

Refers to the use of military force and uncompromising power, often associated with Bismarck's 'blood and iron' policy. Used in political or historical contexts.

• ビスマルクの鉄てっ血けつ政せい策さくはドイツ統とう一いつに大おおきな役やく割わりを果はたした。