Answer:
1).The United States was justified in going to war because Mexico had shed American blood on American soil, Texas (a land that many Mexicans still considered theirs) was an independent republic and had the right to govern itself, and Texas was trying to become part of the United States, which means that the United States
2).Three main reasons America was unjustified in going into war with Mexico were that President James k. Polk provoked it, America's robbery of Mexico's land and the expansion of slavery. ... That is why America was unjustified to go into war with Mexico.
Explanation:
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