From 1944: When President Roosevelt led the nation in prayer on D-Day's night, an event unique in modern history took place.

From 1944: May the English-born Saint Boniface, through his intercession with God, bring out of the battles of today the peace of tomorrow.

Nations that actively engage in arms dealing and help foment war in other countries should not expect to find peace in their own lands, Pope Francis said.

The meeting between Pope Francis and South Sudan's President Salva Kiir Mayardit "aimed at deepening relations between South Sudan and the Vatican."

"I think it's more critical than ever for the public, for those of us working in the field, to stay engaged on the issues and remain motivated and committed to freeing the world of nuclear weapons."

A new report says that military budgets continue to spiral upward, but global spending on peace initiatives is already low and is further endangered by domestic politics.