While we may not be able to create peace on earth, by offering a “cup of cold water” in Jesus’ name, we can bring peace to the hearts of many.

Christians must advocate religious liberty not just for themselves, Walker argues, but “with the conviction that true freedom means allowing fellow citizens… to freely exercise their beliefs with dignity.”

The American-led Protestant missions in Korea achieved perhaps the most rapid and complete transformation of a nation in the history of Christianity, but they disappeared into almost complete obscurity by the time that the Korean War forced Americans to pay attention to Korea.

Should US missionaries collaborate with US intelligence services? What if one’s home government invited the missionary to use lethal authorized force against a known terrorist target?

American Christians should recognize and promote these missionaries’ efforts that both advance the Kingdom of God and ensure a more peaceful world.

The impact of American missionaries on American foreign policy is three-fold: it can be applied outward to other nations, inward to our own, and upward into the official foreign relations apparatus.