Which of the following is the key difference between the u. s. system of government and the communist system

Why did john browns raid impact the national issue of slavery?

Was an extremist group that operated in the south. they attacked blacks in broad daylight. they mainly wanted to restore to power.

How has u. s. participation in international economic development efforts affected other countries? o a. it has made some countries decide they no longer want close ties with the united states. b. it has ended diplomatic ties with countries that refuse to participate. c. it has raised money to poor nations grow their economies. d. it has caused the united states to intervene militarily to stop human rights abuses.