Joseph I Adam of Schwarzenberg

Joseph I Adam Prince of Schwarzenberg (15 December 1722, Vienna[1] – 17 February 1782, Vienna), 4th Prince of Schwarzenberg, was a German-Bohemian nobleman.

When he was 10, his father was killed in a hunting accident and he nominally succeeded his father and became the 4th Prince of Schwarzenberg[2] and a Knight in the Order of the Golden Fleece.

Chamberlain, Geheimrat, Obersthofmeister of Empress Maria Theresa and, finally, Staats- und Konferenzminister.

Joseph I of Schwarzenberg married on 22 August 1741 in Mariaschein near Teplice, Maria Theresia von und zu Liechtenstein (28 December 1721 - 19 January 1753),[3][4] the daughter of Joseph Johann Adam, Prince of Liechtenstein and Maria Anna von Oettingen-Spielberg.

Soon afterwards he and his wife built the church in Postelberg, out of gratitude for the birth of an heir.