Answer:-
Abraham Lincoln is best known for leading the U.S. through the Civil War and preserving the Union. His most significant accomplishment was issuing the Emancipation Proclamation in 1863, which began the process of freeing enslaved people in Confederate states. Lincoln also delivered the Gettysburg Address, which emphasized the importance of equality and liberty. He played a key role in passing the 13th Amendment, which abolished slavery in the United States. Additionally, Lincoln promoted the development of the transcontinental railroad and signed the Homestead Act, helping settle the American West. His leadership during turbulent times left a lasting impact on the nation. 1/2
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