1) The Battle of Waterloo in 1815 marked the final defeat of Napoleon Bonaparte and the end of his reign as Emperor of France.

2) The word "umbrella" contains three vowels: U, E, and A.

3) The FIFA Ballon d'Or is awarded annually to the best male football (soccer) player in the world, as voted by national team coaches, captains, and journalists.

4) The world's most expensive car is the Bugatti La Voiture Noire, which sold for over $18 million.