International Assembly of God - A Christian Pentecostal Church in Warren Michigan. International Assembly of God is a friendly, family oriented church with a strong Biblical basis. We have a strong missions emphasis and a good working relationship with other churches in the community. We want you to know that God loves you and wants you to experience life to the fullest. A church for every language group, Preach the full gospel to every people, Provide a place for spirit filled worship and fellowship, Empower believers to become true disciples of Christ.