Misc: In 1866 President Andrew Johnson formally declared the ---------- over. ?

Questions

Who was the famous abolitionist who operated one of the most famous and successful underground railroads (Escape Roots) to the North for slaves?

Who captured three U.S. Open amateur golf titles before reaching the age of 20?

Which baseball team did Jackie Robinson play for in 1947?

In what century did the Easter Bunny originate?

Which country were the first edible Easter Bunnies made?