 The name Giacomo Meyerbeer first became known internationally with his opera Il crociato in Egitto — premiered in Venice in 1824 and produced in London and Paris in 1825 ; incidentally , it was the last opera ever written to feature a <unk> , and the last to require keyboard accompaniment for <unk> . This ' breakthrough ' in Paris was exactly what Meyerbeer had been aiming for over the past ten years ; he had been carefully preparing for it , developing contacts , and fully <unk> his reward . 
