Stories about which German nobleman appeared in "Handbook for Fun-loving People", a humor magazine, in 1781?

little b, He is also the source of the name for the disorder known as Munchhausen's Syndrome in which a person feigns illness, disease, or injury - often severe - for attention

queen, That's the only way I've ever heard of it.

Stories about which German nobleman from this list of 2 Spaniards , 1 Frenchman , and 1 German ? Let’s have better setting please!!

prank. Also the more sinister disorder Münchhausen's by proxy, where the illness is created in another, typically a child.

I have never heard of this man in the picture