What brought about the formation of the republican party?.

The Kansas–Nebraska Act

Explanation:

The Republican Party emerged in 1854 to combat the Kansas–Nebraska Act and the expansion of slavery into American territories.

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explanation:

depending on what kind of map for example a pltical maps works in many ways this iss how it works it shows the areas and places the democratics and the repbulcicans reside for example if   texas chooses trump for president there a republican state and if   califronia chooses hillary there a democratic state.