President Lincoln thought the Emancipation Proclamation could help the North win the war because it ended British and French support for the South. exposed the South's rationale for war. freed all enslaved people in the United States. gained support from abolitionists.

How does cooperative federalism work in the united states? a. state and federal governments have different and overlapping responsibilities b. branches of the federal government can check one another's power. c. when amending the constitution, citizens vote directly. d. bills passing the house of representatives must also pass the senate.