Misc: In 1780 Britain declares war against---------- . ?

Questions

Which hindu deity has the head of an elephant?

Who was the first person to be confined in the Bastille?

HISTORY; Which royal palace was given by Charles II to his mistress, the Duchess of Cleveland who sold it for building materials?

What was the name of Stephensons first locomotive built in 1814?

On which Scottish Island is the stone circle known as the Ring of Brogar?