In October 1529, Philip I, Landgrave of Hesse, convoked an assembly of German and Swiss theologians at the Marburg Colloquy, to establish doctrinal unity in the emerging Protestant states. Agreement was achieved on fourteen points out of fifteen, the exception being the nature of the Eucharist – the sacrament of the Lord's Supper—an issue crucial to Luther.
What was the Marburg Colloquy meant to establish? 
doctrinal unity doctrinal unity doctrinal unity
In October 1529, Philip I, Landgrave of Hesse, convoked an assembly of German and Swiss theologians at the Marburg Colloquy, to establish doctrinal unity in the emerging Protestant states.
In October fifteen twenty-nine, Philip I, Landgrave of Hesse, convoked an assembly of German and Swiss theologians at the Marburg Colloquy, to establish doctrinal unity in the emerging Protestant states.
What was the Marburg Colloquy meant to establish? 