Bismarck was present at Potsdam on that March evening, 1848, when Frederick William IV announced to the assembled officers the order for the withdrawal of the troops — a capitulation to the Revolution.

1848 年 3 月的那个晚上， 俾斯麦出现在波茨坦， 当时腓特烈·威廉四世向集结的军官们宣布撤军的命令——向革命投降。