The major cause of the 19th-century revolutions in Latin America is: B. The success of revolutions in the United States and France.
What is revolution?
Revolution refers to the fundamental change of a political system which happens suddenly when people arise to revolt against it due to incompetency and oppression.
We can see that the major cause of the 19th-century revolutions in Latin America is as a result of the inspiration from the success of French and American revolutions.
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