Four score and seven years ago our fathers brought forth on this continent, a new nation, conceived in Liberty, and dedicated to the proposition that all men are created equal. Now we are engaged in a great civil war, testing whether that nation, or any nation so conceived and so dedicated, can long endure.

Abraham Lincoln (1809-1865) American lawyer, politician, US President (1861-65)

Speech (1863-11-19), “Dedication of the National Cemetery at Gettysburg [Gettysburg Address],” Pennsylvania
    (Source)