During which event did Abraham Lincoln deliver the Gettysburg Address?

The Gettysburg Address was delivered by Abraham Lincoln during the Civil War, specifically on November 19, 1863. This speech was given at the dedication of the Soldiers' National Cemetery in Gettysburg, Pennsylvania, following one of the war's deadliest battles. The address is renowned for its poignant expression of the principles of human equality and the significance of the nation’s struggle for survival and unity. It frames the Civil War as a test of the nation’s commitment to democracy, emphasizing that the sacrifices made by soldiers at Gettysburg would lead to a "new birth of freedom." This context is crucial for understanding the profound impact Lincoln's words had in reaffirming the purpose of the war and the values of the nation. The other events listed, such as the Revolutionary War, the Spanish-American War, and World War I, occurred at different times in American history and are not related to Lincoln or the issues surrounding the Civil War.