How did Charles v and Philip ii expand the Spanish state?

Charles V and Philip II expanded the Spanish state through military conquests, strategic marriages, and effective administration. Charles V, as Holy Roman Emperor, expanded Spanish territories in Europe and the Americas, overseeing the vast Spanish Empire's growth. Philip II continued this expansion by consolidating Spanish rule in the Netherlands and launching the Spanish Armada against England, while also promoting colonial ventures in the New World. Their reigns marked a significant era of Spanish power, characterized by territorial acquisitions and the establishment of Spain as a dominant European force.