{"type":"rich","version":"1.0","title":"***Nineteenth century causes of expansion of empires***","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/YidV7OhQamMWh4Nx/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/622755ece8506a6316878371\" frameborder=\"0\" allowfullscreen></iframe>"}