2. Why might Herodotus be considered the first world historian? 3. How did geographers deal with issue of mapping a three-dimensional on a two-dimensional surface?
4. Who are the various groups of experts that use history to complete their work?

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In 1816, john c. calhoun proposed that: a. that the federal government aid in the construction of roads and canals to improve transportation to and from the west b.the united states should end slavery. c.the united states should increasing the size of the navy and invade central america. d. the united states should annex hawaii