<Tr> <Th> Author (s) </Th> <Td> Delegates of the Imperial Diet held in Nuremberg and Metz </Td> </Tr> <Tr> <Th> Purpose </Th> <Td> Franchise of the seven Prince - electors voting for the King of the Romans </Td> </Tr> <P> The Golden Bull of 1356 (German: Goldene Bulle, Latin: Bulla Aurea) was a decree issued by the Imperial Diet at Nuremberg and Metz (Diet of Metz (1356 / 57)) headed by the Emperor Charles IV which fixed, for a period of more than four hundred years, important aspects of the constitutional structure of the Holy Roman Empire . It was named the Golden Bull for the golden seal it carried . </P> <P> In June 2013 the Golden Bull was included in the UNESCO's Memory of the World Register . </P>

What did the golden bull of 1356 do
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