Answer:
a nation founded on the principles of liberty and equality for all people can survive
Step-by-step explanation:
In his speech "The Gettysburg Address," US president Abraham Lincoln says: "Now we are engaged in a great civil war, testing whether that nation, or any nation so conceived and so dedicated, can long endure." Thus, he makes reference to the differences that are dividing Americans, who are fighting against each other instead of defending the values of democracy and unity that their forefathers had fought for and achieved.