Philip IV (Spanish: Felipe, Portuguese: Filipe; 8 April 1605 – 17 September 1665) was King of Spain and (as Philip III) Portugal. He ascended the thrones in 1621 and reigned in Portugal until 1640. Philip is remembered for his patronage of the arts, including such artists as Diego Velázquez, and his rule over Spain during the Thirty Years' War.
Social Darwinism stated that the rich should not give to the poor because they needed to build up themselves that the strongest would survive and the weakest would be weened out
