They were known as muckcrackers during the progressive era
It was constructed in 2500 B.C.
Your answer is The Trojan Horse.
It frees black slaves in the South. "All persons held as slaves within the rebrllious states are and hencefowars shall be free." It dosent however free existing slaves in the north, that happens 2 years later. In December 1865 the thirteenth amendment was ratified finally ending slavery in the United States.