Watching the small parade of elderly men and women—many in wheelchairs, some wearing military insignia—receive the gratitude of the President of the United States and the leaders of the Western world on the 80th anniversary of D-Day was profoundly moving. So, too, were the vistas of row upon row of white marble grave markers of those who gave their lives on June 6, 1944 and in the days and weeks and months that followed.
“You saved the world,” said Joe Biden to one of the veterans of the battle. And…