Who gave one of the earliest accounts of the topography and tribes of the great plains?

An event leading to german surrender was: the victory of turkey and bulgaria the uniting of austria-hungary the united states joining the allies the allies retreating from the germans

How do conflict minerals, and in particular, conflict coltan get their name? what groups benefited from the trade in conflict minerals? what group were hurt by it?

Which distinctive feature of the notre dame cathedral allowed it to accommodate its large stained glass windows? a. its barrel vaults b. its flying buttresses c. its quadrant arches d.its square bays