music: Final nation listed in the nation song...?

Questions

Which group of Atlantic Islands were, for a time, known as the Flemish Islands, after Faial was gifted to Isabella of Burgundy in 1466?

Who played Tchaikovsky in the 1971 film The Music Lovers?

Which actor played Mozart in the 1984 film Amadeus?

Which forename, deriving from the Germanic 'rulehard', has been held by three English kings?

Which ovine expression is used to describe a wishful amorous glance?