Misc: In 1848 Franz Josef I becomes emperor of ---------- and King of Hungary. ?

Questions

What name was given to the period during the French Revolution when 1400 of Robespierre's opponents were executed?

Who began her career making death masks from the severed heads of those executed by the guillotine after the French Revolution?

Which spiritual song, made famous by Joan Baez, became the anthem for American Civil Rights movement in the 1960s?

Which actor has played Fagin on both the stage and in the 1968 film Oliver!?

The current line-up of which POP group includes John McVie, Christine McVie, Stevie Nicks and Lindsay Buckingham?