Royal group at Rosenau Castle in Coburg gathered to celebrate the engagement of the Czarevitch Nicholas (later Czar Nicholas II) to Princess Alix of Hesse. The engagement took place at the wedding of Princess Victoria Melita of Edinburgh to Grand Duke Ernst Ludwig of Hesse. Each member of the family is annotated, and includes Prince Alfred of Edinburgh, Prince and Princess Louis of Battenberg (the latter formerly Princess Victoria of Hesse), Grand Duke & Duchess Serge of Russia (the latter formerly Princess Elizabeth of Hesse), Princess Marie of Edinburgh (Crown Princess of Romania), Princess Beatrice of Edinburgh and Prince and Princess Henry of Prussia (the latter formerly Princess Irene of Hesse). Rosenau was the birthplace of Albert, the Prince Consort.