Origins and Incorporation

On October 29, 1889, New York City pastor and missions pioneer Albert B. Simpson (1843–1919), age 46, incorporated the International Missionary Alliance. In the crowded, restless energy of Manhattan—marked by immigration, poverty, and spiritual confusion—Simpson sought a durable structure for a work he believed God had laid on his heart: sending the gospel to those who had never heard Christ’s name.

Albert B. Simpson in New York City

Simpson had served as a respected pastor, yet he grew convinced that comfortable religion could not meet the hour’s need. His preaching and organizing gathered ordinary believers—shopkeepers, mothers, laborers, students—into practical obedience. He urged them to pray with expectancy, to give sacrificially, and, when called, to go with steady courage into hard places.

A Missionary Alliance for the Unreached

The Alliance helped coordinate support, training, and deployment for gospel workers. It offered a home for those who did not want mere religious activity, but a life shaped by Scripture, prayer, and holy purpose. Simpson emphasized Christ’s sufficiency—not only to save, but also to sanctify and sustain those who served under pressure, illness, loneliness, or danger.

“Then I heard the voice of the Lord saying, ‘Whom shall I send? Who will go for Us?’ And I said, ‘Here am I. Send me!’” (Isaiah 6:8)

1897 Union and Wider Influence

In 1897, the Missionary Alliance joined with a related work Simpson had formed, creating a broader movement that would become a significant, gospel-centered missions force in modern American Protestantism. The union strengthened accountability, widened cooperation, and kept evangelism central as new fields opened across the globe.

Faith, Heroism, and Christ’s Promise

The heroism of the movement was often quiet: enduring separation, learning languages, facing loss, and refusing to quit when results were slow. Its strength rested on the presence of Christ, not human stamina. “And surely I am with you always, even to the end of the age.” (Matthew 28:20)