The country that faced a unity crisis due to having a large variety of ethnic groups was D.)Austria-Hungary.
<h3>Which groups were in Austria-Hungary?</h3>
Austria-Hungary was an empire that comprised of several ethnic groups including Serbs, Bosnians, Croats, Hungarians, and Austrians.
These groups wanted independence for themselves and this led to a lot of strife in the empire.
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The Maryland Society for Promoting the Abolition of Slavery and the Relief of Free Negroes and Others Unlawfully Held, was founded in 1789. I am pretty sure this was the first open abolitionist group. Hope I helped. :)
Franz ferdinand was in a way a set up, it was meant to start the war, some people were trying to get "revenge" and do it in a way were the spot light wouldnt be on them
<span><span>“Congress shall make no law … prohibiting the free exercise (of religion)” is called the free-exercise clause of the First Amendment. The free-exercise clause pertains to the right to freely exercise one's religion. It states that the government shall make no law prohibiting the free exerciseof religion.</span>Sep 16, 2011</span>