Answer is in the last sentence!
Explanation:
The state legislatures also began to pass laws limiting the freedom of the former slaves. These laws mirrored those of colonial times, which placed severe restrictions on both slaves and emancipated blacks. Neither of these peoples could vote, serve on juries, travel freely, or work in occupations of their chooseing.
Because they should know if the thing they are studying is like from or about or how it was made
Political party's unify the American people by having citizens with the same ideological beliefs that come together and set up boundaries for which to live by
Answer:
The immediate cause of World War I that made the aforementioned items come into play (alliances, imperialism, militarism, nationalism) was the assassination of Archduke Franz Ferdinand of Austria-Hungary. In June 1914, a Serbian-nationalist terrorist group called the Black Hand sent groups to assassinate the Archduke.