Which is not required for the development of civilization? various kinds of work cities wheeled transportation more food than is needed for survival

answer:

it caused mass african migration, african populations to grow, african empires to topple, and racism against slaves to emerge.

the first two years of american revolution was not very encouraging for the patriots since the british were far superior in sea power, arms and troops.

according to this text from the preamble to the declaration, who gives men their unalienable rights?