Misc: What was called the war to end all wars?

Questions

Which U.S. biologist has published collections of essays entitled Bully for Brontosaurus and Dinosaur in a Haystack?

Which horse won the 1998 Aintree Grand National?

Name the French artist who died in 1863, famous for his painting Liberty Guiding the People?

In Greek mythology, who was the Muse of Tragedy?

In which year did the Confederate forces surrender, to end the U.S. Civil War?