Baroque music of the British Isles produce an indigenous tradition. However, arguably the most significant British composer of the era, George Frideric Handel, was a naturalised German, who helped integrate British and continental music and define the future of the classical music of the United Kingdom that would be officially formed in 1801. With the Restoration of the monarchy in 1660, Charles II made the court once more the centre of musical patronage in Britain, the theatres were reopened and, after the introduction of a new Book of Common Prayer in 1662, choral music began to be developed again. The king's time on the continent, his
Johann Adolph Hasse Johann Adolph Hasse Johann Adolph Hasse (born in Bergedorf, near Hamburg, baptised 25 March 1699 – died in Venice 16 December 1783) was an 18th-century German composer, singer and teacher of music. Immensely popular in his time, Hasse was best known for his prolific operatic output, though he also composed a considerable quantity of sacred music. Married to soprano Faustina Bordoni and a great friend of librettist Pietro Metastasio, whose libretti he frequently set, Hasse was a pivotal figure in the development of "opera seria" and 18th-century music. Hasse's career began in singing, when he joined the Hamburg Opera (his