Why did problems resurface between the two groups in Czechoslovakia?

The political union of Czechs and Slovaks after World War I was feasible because the two ethnic groups are closely related in language, religion, and general culture. An independent Czechoslovak state was declared by Tomáš Masaryk, Edvard Beneš, and other leaders on October 28, 1918, and was quickly recognized by France and other Allied opponents of Austria. Bohemia and Moravia, populated by Czechs, constituted its western portion, while Slovakia occupied the eastern portion.

Explanation:Hope that answers your question :)

- "a new era of american politics began with jackson's election in 1828, but it also completed a grand social experiment begun by the american revolution. nevertheless, jacksonian democracy represented a provocative blending of the best and worst qualities of american society."

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the answer is they believed george iii would never give them their freedom.