>>509142169
It's not a "slice of Czechoslovakian pie" retard, there were conflicts in the interwar period where the official borders were still fuzzy or unfair and it was normal to have conflicts over some historic lands. Many countries felt that their borders were unfair after the Treaty of Versailles and it contributed to the start of WW2

Slovak Nazis invaded Poland in 1939, some land conflict was nothing compared to this
https://en.wikipedia.org/wiki/Slovak_invasion_of_Poland

Such good "brothers"