Bismarck founds the Reichsbank
When the Reichsbank was formed in 1871, Bismarck's private banker Gershon Bleichroder warned him that politics would sometimes have to override economics. So the bank was made answerable to a board of politicians led by the chancellor.
when the Reichsbank was being formed in 1871, his own private banker and confidant, Gershon Bleichröder, warned him that there would be occasions when political considerations would have to override purely economic judgments and at such times too independent a central bank would be a nuisance.
Lords of Finance