Who dated Théophile Delcassé?

Théophile Delcassé (French: [teɔfil dɛlkase]; 1 March 1852 – 22 February 1923) was a French politician who served as foreign minister from 1898 to 1905. He is best known for his hatred of Germany and efforts to secure alliances with Russia and the United Kingdom that became the Entente Cordiale. He belonged to the Radical Party and was a protege of Léon Gambetta.

Rose Caron (17 November 1857 – 9 April 1930) was a French operatic dramatic soprano.