On 21 January 2011, Georg Friedrich, the head of the House of Hohenzollern, announced the couple's engagement. The civil wedding was conducted in Potsdam's city hall by Mayor Jann Jakobs on 25 August 2011,[7] and the religious wedding took place at the Church of Peace on 27 August 2011, in commemoration of the 950th anniversary of the founding of the House of Hohenzollern.[8][9] Following the ceremony, a reception was held on the grounds of the Sanssouci summer palace of Frederick the Great.[10][11]