In 1846, a dispute over the border between Texas and Mexico resulted in armed conflict, and the Mexican–American War began. … The Mexican army attacked them. The main cause of the war was the westward expansion of the United States. 

What was the cause of the Mexican-American War?

The immediate cause of the Mexican-American War was a disputed boundary between the United States and Texas on the Nueces Strip. Mexico did not recognize Texas as legitimate American territory and Texas admission to the United States antagonized Mexican officials and citizens.

What caused the Mexican-American War quizlet?

1) Territory (land) disputes. 2) Texas Annexation- Texas was admitted to the Union as a slave state nine years after winning its independence from Mexico. The annexation was a contributing factor to the Mexican-American War. 1) Treaty of Guadalupe Hidalgo- Mexico gave up California and New Mexico.

What were 5 causes of the Mexican-American War?





Leading causes of the Mexican War included:

  • Texan Annexation. Mexico had warned it would regard annexation as an act of war.
  • The Boundary Dispute.
  • The California Question.
  • Monetary Claims against Mexico.

What was the Mexican-American War quizlet?

Mexican-American War 1846-1848. Conflict between the US and Mexico that after the US annexation of Texas, which Mexico still considered its own. As victor, the US aqcuired vast new territories from Mexico through the Treaty of Guadalupe Hidalgo.

What were the major causes of the Mexican war of Independence?



The Revolutions in France and the United States inspired the people of New Spain to push back against Spanish authoritarianism. A major prime mover towards this was the Napoleonic occupation of mainland Spain in the 19th century, triggering tensions and miscommunication between Spain, and New Spain (Mexico).

What were the causes and effects of Mexican-American War?

In short, the Mexican-American War was caused because of the United States’ repeated encroachment on Mexican territory, such as its’ annexation of Texas, which Mexico refused to recognize as being independent. Therefore, Mexico also refused to recognize the claimed border between the two nations.



What caused the battle between Mexico and Texas quizlet?

First, Mexico feared that they would lose Texas to the United States, so they started enforcing laws that had been ignored. Then, Santa Anna gained power and became a dictator. There were rumors that Santa Anna wanted to drive Americans out of Texas. Americans wanted to overthrow Santa Anna, so this started fighting.

What were three causes of the Mexican War?

The Mexican-American War of 1846-1848 was a combination of Mexican unwillingness to recognize Texas independence, the desire of Texans for statehood, and American desire for westward expansion.

When and why was the Mexican-American War fought?

The Mexican-American War of 1846 to 1848 marked the first U.S. armed conflict chiefly fought on foreign soil. It pitted a politically divided and militarily unprepared Mexico against the expansionist-minded administration of U.S. President James K.

What were the causes and effects of the Mexican-American War?



In short, the Mexican-American War was caused because of the United States’ repeated encroachment on Mexican territory, such as its’ annexation of Texas, which Mexico refused to recognize as being independent. Therefore, Mexico also refused to recognize the claimed border between the two nations.

What were the major causes of the Mexican war of Independence?

The Revolutions in France and the United States inspired the people of New Spain to push back against Spanish authoritarianism. A major prime mover towards this was the Napoleonic occupation of mainland Spain in the 19th century, triggering tensions and miscommunication between Spain, and New Spain (Mexico).