What was one significant action taken by Abraham Lincoln?

One significant action taken by Abraham Lincoln was the issuance of the Emancipation Proclamation. This historic document, signed on January 1, 1863, declared that all enslaved people in the Confederate states were to be set free. This action marked a pivotal moment in American history, as it not only altered the legal status of millions of enslaved individuals but also transformed the Civil War from a fight to preserve the Union into a battle for freedom.

The Emancipation Proclamation also allowed African American men to enlist in the Union Army, thereby empowering formerly enslaved people to participate actively in the war for their own liberation. This decision helped to strengthen the Union’s military force and further advanced the cause of abolition.

In contrast, the options regarding the founding of the National Park Service, signing the Declaration of Independence, and establishing social security are not associated with Abraham Lincoln. The National Park Service, for instance, was established in 1916, long after Lincoln's time. The Declaration of Independence was signed in 1776, before Lincoln was born. Social security, a system designed to provide financial assistance to the elderly and disabled, was enacted in the 1930s, well after Lincoln's presidency. These inaccuracies highlight why the Em