Why did Texas have conflicts with the Mexican government? (this assignment is almost due urrrggg)

although world war i began in 1914, the united states did not join the war until 1917. the additional firepower, resources, and soldiers of the u.s. to tip the balance of the war in favor of the allies. remaining neutral. when war broke out in 1914, the united states had a policy of neutrality.

the main reason that the constitution did not proclaim all men to be free and equal is because of the issue of slavery.