In western europe and north america, scientists began to understand the causes of infectious diseases at about what point in history?1850
The manga carts made sure the Kings and queens didn't give biased punishments and rulings. They too had to be under the law to make circumstances fair. The bill of rights also did the same so the government would be representatives of the common people instead of rulers.
As the sponsor of Christopher Columbus's voyages, Spain was the first European power to settle and colonize the largest areas, from North America and the Caribbean to the southern tip of South America.