Goltz entered the diplomatic service of Prussia in 1787 . He help posts in the Prussian Legations at Copenhagen , Mainz , Stockholm , and St Petersburg . In 1807 at the Peace of Tilsit when Napoleon refused to negotiate with Karl August von Hardenberg and demanded his retirement , Goltz signed the treaty in place of Hardenberg and the next year became Minister of Foreign Affairs . Goltz represented Prussia at the Congress of Erfurt in 1808 . He was head of the Corporate Governance in Berlin and after the Paris Peace of 1814 he became '' Oberhofmarschal '' to the Prussian court , in 1816 the courts representative to the Bundestag , in 1817 member of council of state . In 1824 he left the Bundestag and was reappointed '' Oberhofmarschal ''
Congress of Erfurt
Congress of Erfurt
August Friedrich Ferdinand von der Goltz