How did kathrine johnson from hidden figure break the color barrier

This was an order issued during the civil war by president lincoln ending slavery in the confederate states

10. how were the mycenaeans and the minoans similar? they did not enslave anyone or tolerate slavery in any form. they had an organized and strong central government. they designed and built heavily fortified settlements. they reigned and traded in and around the aegean sea.

The devahrime system was created in order to : a. promote the expansion of sikhism in the ottoman empire b. illuminate the influence of christianity in the ottoman empire c. create trade relationships between the ottoman and mughal empires d. provide the ottoman empire with trained professional soldiers