Answer and Explanation:
The federal government of the United States (U.S. federal government) is the national government of the United States, a federal republic in North America, composed of 50 states, a federal district, five major self-governing territories and several island possessions.
Federation
Presidential system
Liberal democracy
Federal republic
Constitutional republic
United States/Government
Answer:
The Columbian Exchange is the correct answer.
Explanation:
The Emancipation Proclamation 1863. On Jan. 1, 1863, U.S. President Abraham Lincoln<span> declared free all slaves residing in territory in rebellion against the federal government. This Emancipation Proclamation actually freed few people. Hope I Helped!</span>