GeaCron Premium

39€ / year(Renewal 29€ / year)
All GeaCron History Atlas Features
Click on any part of a political entity at any date
Click on country inside popup to get specific information
Relative surface and coast-perimeter
Total surface of the country, biggest country and other territories
Border change reason
Political Context for country selected
Historical context for date selected
Timelines always available for Premium Members
Digital encyclopedia articles for country and date selected
No publicity
List of primary sources

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