The THREE FORMS OF UNITY is a collective name for the Belgic Confession , the Canons of Dort , and the Heidelberg Catechism , which reflect the doctrinal concerns of continental Calvinism and are accepted as official statements of doctrine by many of the Reformed churches .
The Synod held at Dort
From 1618 to 1619 the Dutch government, on behalf of the Dutch Reformed Church , called and convened the Synod of Dort . Dutch delegates, along with twenty-seven Reformed representatives from eight other countries, met at this Synod of Dort , where they collectively summarized their views in what was called the " Canons of Dort ".
In so doing, the Synod sought
* to formalize their understanding of the biblical teachings on the Trinity , the incarnation , predestination , justification , a