. . . . . "Christiansen in 1918"@en . "Pour le M\u00E9rite"@en . . . . . . "1879-12-12"^^ . . . "1972-12-03"^^ . . "Iron Cross 1st class"@en . . . . . . . "Supreme Commander of the Wehrmacht in the Netherlands"@en . . . . . "Friedrich Christiansen"@en . . "Friedrich Christiansen"@en . . . . . "1914"^^ . . "Friedrich Christiansen (12 December 1879 \u2013 3 December 1972) was a World War I German seaplane ace who claimed shooting down twenty planes and an airship; thirteen of those victories were confirmed. During World War II, he was the commander of the German Wehrmacht in the Netherlands."@en . "Friedrich Christiansen (12 December 1879 \u2013 3 December 1972) was a World War I German seaplane ace who claimed shooting down twenty planes and an airship; thirteen of those victories were confirmed. During World War II, he was the commander of the German Wehrmacht in the Netherlands."@en . . "House Order of Hohenzollern"@en . . "25"^^ . .