What is the biggest dynasty of the chinese empire and what is its time period?

In what ways did president richard nixon send mixed messages regarding civil rights? a. he placed southerners on federal courts and increased busing. b. he supported segregation as well as affirmative action. c. he criticized school busing but initiated affirmative action. d. he increased school busing but vetoed affirmative action.

There are no written records of the first migration of humans to the americas? true or false

What are three supporting points as to why opium was wrong in the chinese trade? why should it have stopped? (opium wars)