How to get the Bavarians involved , hmmmm ?

 Been musing on this project again-

But how to get these fine Bavarian fellows involved-

Any suggestions? Original background idea below-

Been looking at Uniforms from Hannover and reading about Prince Adolphus. Wondered if there was a game in the Viceroy of Hannover going rogue and setting up himself as an independent king. My figures would do for Hanoverian and British forces without too much fudging. I am wondering about an expedition to Hannover to put down a potential usurped throne? Here are the prints and one of the Prince himself! As ever let me know what you think...