Princess Catherine Radziwill (Polish: Katarzyna Radziwillowa; 30 March 1858 - 12 May 1941) 1] 2] was a notable Polish aristocrat. Born in Russia into the House of Rzewuski, her maternal family was the illustrious Dashkov-Vorontsov. Carefully educated, in 1873 she married the Polish Prince Wilhelm Radziwill. She became a prominent figure at the Imperial courts in Germany and Russia, but became involved in a series of scandals. She combined her love for the luxury of the courts, social life, gossip and intrigue with her literary talent and she is notable as the author of two dozen books on European royalty and the Russian court in particular most notably: Behind the Veil at the Russian Court (1914) and her autobiography It Really Happened (1932)