Of the French composers during the period Hector Berlioz was the most prominent. He had come to Paris from Grenoble in 1821 to study medicine, which he abandoned for music in 1824, attending the Conservatory in 1826, and won the "Prix de Rome" for his compositions in 1830. He was working on his most famous work, the "Symphonie Fantastique", at the time of the July 1830 revolution. It had its premiere on 4 December 1830.