The first world war was because it could have been avoided

Archduke Franz Ferdinand

Explanation:

He believes that World War One could have been prevented, if Archduke Franz Ferdinand had survived the assassin's bullet.

- "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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