Question

many historians point to the annexation of texas by the united states as being the spark that caused the
a texas revolution.
b american civil war.
c mexican revolution.
d mexican - american war.

Explanation:

The annexation of Texas by the US in 1845 was a major factor leading to the Mexican - American War. Mexico had never fully recognized Texas' independence after the Texas Revolution and saw the US annexation as an act of aggression.

Answer:

D. Mexican - American War