Disambiguation evidence for Duchy of Jülich-Cleves-Berg via surface form

"Jülich-Cleves-Berg territorial union"

Triples (1)

Triples where some other subject referred to this entity as "Jülich-Cleves-Berg territorial union".

John III, Duke of Cleves → notableWork →
"Jülich-Cleves-Berg territorial union"
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