What would a minimal example for a choropleth map in Mathematica look like?

Question

What would a minimal example for a choropleth map in Mathematica look like?

I can read in a ESRI Shapefile using Import, but do not know how to work with th

Answer 1

A throw on Minimal in the code golf sense:

Graphics@Function[f,{Hue[f[#,"Area"]/10^7],f[#,"Polygon"]} &/@ f[]]@CountryData