Which of these cause united states to become involved in world war I

During the cold war, which of the following groups of countries would have all been"behind the iron curtain"

How did justinian attempt to revive the “glory of rome”?

Which statements explain reasons why unconformities occur? check all that apply. rocks along a fault break and move. igneous rock forms at earth’s surface. rocks erode and sediment is deposited. no sediment is deposited over a long time. igneous rock forms between sedimentary layers.