What is the connection between conflict minerals and a supply chain?

Which conditions did austria demand of serbia after the assassination of archduke ferdinand? check all that apply. 1. swearing allegiance to the triple alliance 2. accepting responsibility for the assassination 3. turning over control of its military operations 4. surrendering half of its most fertile lands 5. suppressing anti-austrian groups and publications

The 15th amendment to the u.s. constitution, ratified in 1870, deals with what issue? a. prohibition of alcohol b. voting c. declaring war d. free speech

What effect did zebulon pike’s explorations have on the settlement of the american west?