5. Columbus brought cacao to Spain.
Christopher Columbus was reportedly the first to bring cacao beans to Spain. While they were looked at with curiosity from King Ferdinand and Queen Isabella, nobody thought much of them. They totally missed out.

6. Sugar in your chocolate? Yes please! 
You can thank Cortes for the sweet chocolate you love today because he was the first to add sugar. In 1519, the Aztec emperor Montezuma served some of the cacao drink to his new guest, the conquistador Hernando Cortes. Cortes sweetened the drink for Spaniards when he returned with his own stash of cacao.