A manifestation of a country in time.
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The quantification of the poly ...... using an Eckert VI projection.
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The country capital.
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Correlates of War numeric identifier code.
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The end date at which the the polygon applies, based on Correlates of War system list.
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The start date at which the polygon applies, based on Correlates of War system list.
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Gleditsch&Ward (1999) numeric identifier code for countries.
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The end date of the polygon, based on Gleditsch&Ward list of independent states.
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The start date of the polygon, based on Gleditsch&Ward list of independent states.
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Relates an a-temporal resource ...... bers and different geometries.
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ISO 3166-1 Alpha2 two-character country codes.
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ISO 3166-1 Alpha3 three-character country codes.
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Country name according to ISO ...... active during and after 1974).
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ISO 3166-1 numerical country codes.
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