In the late 1800s, which country faced the greatest challenge remaining unified with a large variety of ethnic groups seeking independence within its borders?
O France
Germany
Britain
Austria-Hungary

35 is your answer because i looked it up

the answer is d the rejection of the olive branch petition.

explanation:

the olive branch petition was an attempt to state the rights of the colonists while keeping their loyalty to the british crown. hope this !

by kd

answer:

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