00:5300:53, 21 October 2023diffhist+47
Josef Ressel
He was born in the Hapsburg Empire, ethnic austrian, but nationality whether Austrian or Hungarian didn't exist until 1867. Prior to that residency was recorded by hometown within the empire by the Austrian Basic Law
00:4300:43, 21 October 2023diffhist+14
Propeller
Josef Ressel wasn't Czech, since no country or nationality like Czech existed until after Treaty of Saint-Germain in early1920s