Which two events mark the beginning and end of the middle ages?

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.

How well does america today live up to the ideals of the declaration of independence?

The eastern roman empire is also known as what empire