Which of the following was a main cause of the u. s. - mexican war? a. mexican attacks on san antonio b. mexican resistance to american indian raids. c. u. s. drive to spread democracy d. u. s. desire for new lands

the war powers resolution (also known as the war powers resolution of 1973 or the war powers act) (50 u.s.c. 1541–1548) is a federal law intended to check the president's power to commit the united states to an armed conflict without the consent of the u.s. congress.

explanation:

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