i am doing a project on african american heroes but i don't know who to pick so tell me who i should research about pls and thank you

What role and side did italy fight on during world war 1? why did they change sides? write this in your own words.

Explain how zollverein, a tariff agreement, to unite the german states.

Which purposes of the constitution are found in the preamble? select the six correct answers. to provide for the common defense to form a more perfect union to promote the general welfare to secure the blessings of liberty to declare independence from britain to establish justice to ensure domestic tranquility