In the progressive era, white unions

a. often saw african americans as strike-breakers and competitors
b. sometimes worked together with african americans
c. and african american unions both used strikes to secure better conditions and higher wages
d. all answers are correct.

Where did benjamin franklin travel to to seek aid for the colonists during the revolutionary war

The impeachment of president clinton by the u.s. house of representatives occurred with a. virtually all republicans supporting it, while virtually all democrats opposed it b. about two-thirds of republicans supporting it and about two-thirds of democrats opposing it c. half of all democrats and half of all republicans supporting it, while half of all democrats and half of all republicans opposed it d. virtually all democrats supporting it, while virtually all republicans opposed it

What from the columbian exchange had perhaps the biggest impact on the world?