He felt his treaty to be the master coup of German diplomacy, as indeed it was, or would have been, but for a flaw in the title. When the Czar brought the treaty home, his ministers, after one horrified look, pointed out that by engaging to join Germany in a possible war he had repudiated his alliance with France, a detail which “no doubt escaped His Majesty in the flood of the Emperor William’s eloquence.” The Treaty of Björkö lived its brief shimmering day, and expired.