Misc: In 1676 Sir ---------- Walpole (Whig), British prime minister, 1721-42 ?

Questions

In what year did Fleming discover penicillin?

What disease do you get if you eat too many christmas decorations?

What do we call the jagged tops of castle walls through which archers could fire?

What did Gatling invent in 1863?

How did Sir John Franklin meet his death in 1847?