N his conclusion, Lincoln tries to explain once again why the Civil War is important to the nation and what the Union is fighting to protect. In Lincoln's view, what result would mean that the soldiers who died at Gettysburg did not die in vain?

In Lincoln's view, the result that would mean that the soldiers who died at Gettysburg did not die in vain was:

The preservation of the Union (the US) as a nation, human liberty and equality, and democracy.

Explanation:

Abraham Lincoln delivered the "The Gettysburg Address " at Gettysburg, Pennsylvania  on November 19, 1863, during a dedication ceremony in remembrance of the soldiers who lost their lives following the decisive battle at Gettysburg.  At Gettysburg, both the Confederate army and the Union army suffered unquantifiable casualties.  He affirmed that the great civil war tested whether the nation could endure for a long time.

the deaths of over a million communist soldiers

post-traumatic stress disorder in veterans

i am 99% sure that the increase of goods was because of nafta nafta stands for the north american free trade agreement to lift tariffs