In what year did the writer of the music of the Firebrand of Florence become a United States citizen?
Kurt Weill Kurt Julian Weill (March 2, 1900April 3, 1950) was a German composer, active from the 1920s in his native country, and in his later years in the United States. He was a leading composer for the stage who was best known for his fruitful collaborations with Bertolt Brecht. With Brecht, he developed productions such as his best-known work "The Threepenny Opera", which included the ballad "Mack the Knife". Weill held the ideal of writing music that served a socially useful purpose. He also wrote several works for the concert hall. He became a United States citizen on August 27, 1943.
Louis Keouli Thompson Louis Keouli Thompson (April 22, 1882 – July 15, 1937) better known by his stage name Segis Luvaun, was a Hawaiian singer and musician and the reported "King of Ukulele Players". Thompson, native to Hawai'i, claimed United States citizenship when Hawaii was annexed by the United States as a territory in 1898. He performed much of his life, first touring the United States and later throughout Scandinavia and Europe, many times for Royalty.