Answer: all that refers to the emergence nationalism in Latin America (Mexico, Hispanic America following "Bolivarism", Argentina in early 19th century).
Explanation: All these movements were inspired by the French revolution, by its principles and ideas (i.e. ideas of Enlightenment). All of them fought against all forms of colonialism (French and Spanish in these cases) and monarchy (in the Mexican case where French troops were supposed to establish monarchy of Maximilian Habsburg - in 1860s - , brother of Austrian emperor Franz Joseph). Mexican monarchy existed only few years.
The Zimmerman note finally turned the eyes of the American public towards declaring war on Germany, they finally snapped after Germany's attacks on a American ships.
Stephens gave an important speech which came to be known as the Cornerstone Speech. In this speech, he reflected on the issue of slavery by defending it that fundamentally caused the split the United States into two - the North and the South. In his speech, he said that the government in the South establish on the idea that slaves were inferior to whites.