How did the introduction of diseases by the Europeans affect the Spanish conquest of the Aztec?(1 point) Responses The spread of disease slowed the progression of battles between the Spaniards and the Aztec. The spread of disease slowed the progression of battles between the Spaniards and the Aztec. Although diseases weakened forces on both sides considerably, deaths from illness were few. Although diseases weakened forces on both sides considerably, deaths from illness were few. Indigenous Americans had not been exposed to the diseases before and their immune systems could not tolerate the illnesses, benefiting the Spanish forces. Indigenous Americans had not been exposed to the diseases before and their immune systems could not tolerate the illnesses, benefiting the Spanish forces. After Aztec forces were weakened by disease, they joined with the Totonac and Tlaxcalans to fight against the Spaniards.

Indigenous Americans had not been exposed to the diseases before and their immune systems could not tolerate the illnesses, benefiting the Spanish forces.