Relating to or characteristic of Otto von Bismarck, the 19th-century Prussian statesman known for his ruthless political strategy and use of 'realpolitik.'
From the proper name Bismarck + English '-ian' suffix. Bismarck's dominant personality and distinctive political philosophy were so influential that his name became an adjective meaning 'ruthlessly pragmatic.'
It's rare for a person's name to become an adjective with such negative connotations—'Bismarckian' usually means cold, calculating, and willing to break rules for power, which shows how strongly people remembered his methods!
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