What were the causes and consequences of the Mexican American War? (Long answer pls)

CAUSES

A border dispute over whether Texas ended at the Nueces River (Mexican claim) of the Rio Grande (U.S. claim)

An attack on American troops by Mexican soldiers in the disputed area between the two rivers on April 25, 1846.

The Unites States annexation of Texas in 1845

Outcomes :

General Zachary Taylor, a hero of the war, used his newfound notoriety to become the twelfth president of the U.S.

Mexico ceded to the United States nearly all of the territory now included in the states of New Mexico, Utah, Nevada, Arizona, California, Texas, and western Colorado in exchange for $15 million

The reopening of the slavery-extension issue, which had been largely dominant since the Missouri Compromise of 1820, and a corresponding rise in sectional antagonism in the U.S.

What did the U.S. gain by winning the Mexican-American War?

Under the Treaty of Guadalupe Hidalgo, which settled the Mexican-American War, the United States gained more than 500,000 square miles (1,300,000 square km) of land, expanding U.S. territory by about one-third. Mexico ceded nearly all the territory now included in the U.S. states of New Mexico, Utah, Nevada, Arizona, California, Texas, and western Colorado for $15 million and U.S. assumption of its citizens’ claims against Mexico.

answer:

it caused mass african migration, african populations to grow, african empires to topple, and racism against slaves to emerge.

background

early european explorers to the americas likely experienced emotions including awe at the vast "new" environment, amazement at meeting "others," the thrill of the unknown, concern for personal safety, desire for personal reward, and longing for their homeland and those left behind. written and pictorial records attributed to europeans provide the bulk of the records of these early travels. impressions of natives as well as native impressions of europeans are frequently framed in the narratives of the explorers. examination of these records indicates the cautious and curious nature of first encounters.

significance

centuries of ignorance, prejudice, and opinions lacking evidence or scholarly research have tainted traditional views of the earliest meetings between native americans (first nations in canada) and europeans. students may come to recognize how the later period of continued exploration, settlement, and interaction was influenced by these early encounters from the st. lawrence river to georgia.