What purpose did the introduction to the declaration of independence serve?

During the era of european expansion, what was the biggest reason for spain’s push for exploration?

How did the actions of tsar nicholas 2 and his wife lead to revolution in russia

Which if the following relates to the term habeas corpus? reading certain rights to a person being arrested - the body of evidence held against a prisoner at court - a prisoners rights - the right of the prosecuting attorney to call witnesses