Name The Year: First aviator to bail out at supersonic speed - G. F. Smith.?

Questions

Who shot Lee Harvey Oswald?

Which actress was briefly married to Alexander Korda & played Cathy in the 1939 film of ;Wuthering Heights?

Which battle took place between May 3-8 1942 and was the first great aircraft carrier battle?

Who wrote "Portrait of the Artist as a Young Dog" and"Adventures in the Skin Trade"?

What is the SI unit of pressure?