NATO and the Warsaw Pact :^) hope this helped!
Philadelphia and Hartford
Answer: it was most likely carried by fleas living on the black rats that traveled on all merchant ships, spreading throughout the Mediterranean Basin and Europe
Explanation: The Black Death is thought to have originated in the dry plains of Central Asia, where it traveled along the Silk Road, reaching Crimea by 1343
Social Darwinism is a deliberate distortion of Charles Darwin's theory of the evolution of the species, that applies the principles to human beings in a way that justifies racism and imperialism. The danger of Social Darwinism<span> is that many might accept this as a true scientific principle, when it is not.</span>