HELP HELP HELP Explain why is the Missouri Compromise of 1820 the greatest turning point in the 19th century sectionalist crisis (1820-1861)?

Which of these people was an apache leader who attacked troops and settlers in the united states and mexico when they tried to take apache land? asap

Once the plague became airborne, how could it then be spread?

President clinton, on the fortieth anniversary of the events in arkansas surrounding the "little rock nine," stated that "when the constitutional rights of our citizens are threatened, the national government must guarantee them." this principle was the basis for using federal authority in: the expansion of voting rights to women. the passage of the civil rights act of 1964. the passage of the americans with disabilities act. all of the choices.