Why did diseases from africa affect people in the americas in the early 1500s?

a some people from the americas had traveled to africa.
b africans were brought to the americas as enslaved people.
c africans moved to the americas voluntarily.
d europeans intentionally carried african diseases to the americas.

When were the first plots of land for the village of seattle laid out? august 1848 april 1851 november 1851 may 1853

Who was pancho villa? a u.s general who led american troops into mexico an american expert on tropical diseases a mexican rebel who attacked and burned a town in new mexico a leader of a hostile revolt in panama

Use this excerpt from the corpus luris civilis (justinian's law code) to answer the following question: with the aid of god governing our empire, which was delivered to us by his celestial majesty, we carry on war successfully. we ador peace and maintain the constitution of the state, and have such confidence in the protection of almighty god that we do not depend upon our arms, or upon our soldiers, or upon those who conduct our wars, or upon our own genlus, but we solely place our reliance upon the providence of the holy trinity, from which are derived the elements of the entire world and their disposition throughout the globe. --public domain from this excerpt of the prologue of the corpus luris civilis, what departure from older roman traditions is clear? the laws show that the empire has developed a bureaucracy that makes normal soldering unnecessary. the law now honors christianity as a central part of the empire's existence. the law explains that the roman empire is using war to spread roman ideas. the law has replaced old social class divisions with an egalitarian church,