Read any front page, listen to any news anchor, or talk with any foreign-policy expert, and you’ll learn the same thing: Nuclear war is a real possibility. As a millennial, I find this inconceivable.

KINGSTON, N.Y. — The Rev. Leonisa Ardizzone, founder and president of the Peace Education Center of the Hudson Valley, has set her sights on creating what she says would be the nation’s second museum ...

For the first time, Arab leaders have reached consensus on how to make peace in the Middle East only to encounter an all-too-familiar obstacle. Hamas, which claimed responsibility for the latest ...