AsHumboldt asempat successfulmenjadi seorang diplomat betweenyang sukses antara tahun 1802 anddan 1819,. HumboldtDia wasmenjadi [[plenipotentiary]]menteri berkuasa penuh Prussian minister atdi [[RomeRoma]] fromdari tahun 1802, ambassadorduta atbesar de [[Vienna]] fromdari tahun 1812 during the closing struggles of theselama [[Napoleonicperang WarsNapoleon]], atdi the congress ofkongres [[PraguePraha]] (tahun 1813)wheredi hemana wasdia instrumentalmain inperanan drawingpenting dalam menyusun persekutuan [[Austria]] to ally withdengan [[Prussia]] anddan [[Russia]] againstmelawan [[FrancePrancis]], a signer. ofDia theikut peacemenandatangani treatyperjanjian atperdamaian [[Paris]] anddan theperjanjian treatyantara betweenPrussia dan [[PrussiaSaxony]] andyang defeateddikalahkannya [[Saxony]]tahun (1815), at [[Frankfurt]] settling post-[[Napoleon]]ic [[Germany]], and at the congress at [[Aachen]] in 1818. However, the increasingly [[reactionary]] policy of the [[Prussia]]n government made him give up political life in 1819; and from that time forward he devoted himself solely to literature and study.
