Religion and History: Spain and England

As you know, the Holy Week or Easter period is celebrated in Spain with hundreds of processions. But...does anybody know where the tradition of processions in catholic Spain comes from? Think about it and try to answer these questions:

a) Where does the procession tradion come from?

b) What does it (i.e. the procession tradition in Spain) have to do with England?

c) What does Carnaval have to do with the Holy Week?

In order to answer those questions you will have to look for some information about the next historical characters and terms:

a) Henry VIII (England)
b) Philip II (Spain)
c) The Spanish Armada