Who was abraham lincoln explain in 3-5 sentences. if its right u get brainliest.

He was the 16th president. He became president in 1861. He freed the slaves in 1863.

Explanation:

abraham lincoln was an American statesman and lawyer who served as the 16th president of the United States from 1861 until his assassination in 1865. Lincoln led the nation through the American Civil War, the country's greatest moral, constitutional, and political crisis. He succeeded in preserving the Union, abolishing slavery, bolstering the federal government, and modernizing the U.S. economy.

Explanation:

the constitution of the united states gave congress the absolute authority over immigration laws

by improved communication.