BY THE PRESIDENT OF THE UNITED STATES OF AMERICA A PROCLAMATION The greatest fighting force the world has ever known is built upon the extraordinary service of selfless men and women who safeguard our liberty and preserve our way of life.  Since the birth of our Nation nearly 250 years ago, countless souls have lost their lives in this noble and righteous pursuit.  On Memorial Day, we honor these American heroes.  America endures in strength, power, and prosperity because of the awe-inspiring selflessness and valor of those in uniform willing to lay down their lives in its defense.  From the frozen fields of Valley Forge and the beaches of Normandy to the jungles of Vietnam and the mountains of Afghanistan, the sacrifice across our Armed Forces is the foundation upon which our Republic stands.…