Misc: Of which fruit is "pearmain" a variety?

Questions

The children's classic Charlotte's Web features a pig, what is he called?

Which exploration of black identity in America was published in 1952?

John Profumo resigned after lying to parliament over his affair with Christine Keeler. Who else was she involved with?

Who left No 10 Downing Street for the second and final time?

What did the theme tune to New Labour's general election campaign promise?