Misc: On This Day In January 1947 - The musical "Finian?

Questions

Before going solo, the singer Louise was a member of which pop group?

Which film, directed by Sydney Pollack, won the 1985 Academy Award for Best Picture?

What was the name of the Swedish Prime Minister, assassinated in Stockholm in 1986 as he was walking home from the cinema with his wife?

Rubens is considered to be the supreme master of which style of painting?

Which English agriculturist invented the seed drill?