What was the significance on closing the silk road

Which answer best explains the overall impact of the chicken on native american populations in the new world? negative; it destroyed much needed grain crops neutral; it was not well adopted by native americans insignificant; other animals were more quickly accepted positive; it brought a good source of protein to the native american diet

How would the war powers act have impacted president truman’s initial ability to deploy us soldiers into the korean war?

Why hadn’t europeans used maritime routes before the age of exploration?