Church history can be a bit daunting. So a bird's eye view can be very helpful. Church historian Stephen Gorham has chosen twenty key events that will help the reader see the course of church history. Such events include the Feast of Pentecost, the Council of Chalcedon, the First Crusade, the Society of Jesus and Vatican II. Each of these events had an impact on the church's history and mission. By learning about these events, the reader will come away with a better understanding of church history.