Based on the true story of Caroline Mathilda, the English princess who married King Christian VII of Denmark in the early 1770s, A Royal Affair is a bold, .brThe most dramatic love story in Danish history is the affair between King Christian. VIIs physician, Johan Struensee, and the English born queen of Denmark, .brThe most dramatic love story in Danish history is the affair between King Christian. VIIs physician, Johan Struensee, and the English born queen of Denmark, .brThe most dramatic love story in Danish history is the affair between King Christian. VIIs physician, Johan Struensee, and the English born queen of Denmark, .