https://rogercooper.com/2026/03/28/history-of-benin-modern-boundaries/2026-03-28T23:43:27+00:00monthlyhttps://rogercooper.com/2026/03/26/history-of-belgium-modern-boundaries/2026-03-27T00:27:13+00:00monthlyhttps://rogercooper.com/2026/03/20/history-of-albania-modern-boundaries/2026-03-20T23:07:19+00:00monthlyhttps://rogercooper.com/2026/03/12/history-of-belarus-modern-boundaries/2026-03-12T22:19:21+00:00monthlyhttps://rogercooper.com/2026/03/02/history-of-bangladesh-modern-boundaries/https://rogercooper.com/wp-content/uploads/2026/03/image-3.pngimagehttps://rogercooper.com/wp-content/uploads/2026/03/image-2.pngimagehttps://rogercooper.com/wp-content/uploads/2026/03/image-1.pngimagehttps://rogercooper.com/wp-content/uploads/2026/03/image.pngimage2026-03-02T22:12:21+00:00monthlyhttps://rogercooper.com/2026/01/22/history-of-afghanistan-revised/2026-01-22T22:34:18+00:00monthlyhttps://rogercooper.com/2025/12/24/history-of-afghanistan/2025-12-24T19:39:34+00:00monthlyhttps://rogercooper.com/2025/12/06/dynasties-and-personal-unions/2025-12-06T15:34:21+00:00monthlyhttps://rogercooper.com/2025/11/19/france-modern-boundaries/2025-11-19T18:46:04+00:00monthlyhttps://rogercooper.com/2025/11/18/japan-modern-boundaries/2025-11-18T23:50:35+00:00monthlyhttps://rogercooper.com/2025/11/16/mexico-modern-boundaries/2025-11-16T16:51:12+00:00monthlyhttps://rogercooper.com/2025/11/15/germany-modern-boundaries/2025-11-15T22:20:58+00:00monthlyhttps://rogercooper.com/2025/11/14/italy-modern-boundaries/2025-11-14T18:25:41+00:00monthlyhttps://rogercooper.com/2025/11/01/united-kingdom-modern-boundaries/2025-11-01T20:02:54+00:00monthlyhttps://rogercooper.com/2025/10/31/united-states-modern-bundaries/2025-10-31T19:12:01+00:00monthlyhttps://rogercooper.com/2025/10/28/india-modern-boundaries/2025-10-28T19:04:54+00:00monthlyhttps://rogercooper.com/2025/10/23/china-modern-boundaries/2025-10-23T18:13:38+00:00monthlyhttps://rogercooper.com/2025/10/22/edge-cases-proto-states/2025-10-22T21:34:26+00:00monthlyhttps://rogercooper.com/2025/10/21/edge-cases-failed-states/2025-10-21T20:02:05+00:00monthlyhttps://rogercooper.com/2025/10/17/edge-cases-civil-wars/2025-10-17T16:29:41+00:00monthlyhttps://rogercooper.com/2025/10/16/edge-cases-military-occupations/2025-10-16T19:03:39+00:00monthlyhttps://rogercooper.com/2025/10/15/edge-cases-colonies/2025-10-15T16:22:00+00:00monthlyhttps://rogercooper.com/2025/10/14/edge-cases-puppet-states/2025-10-14T22:11:56+00:00monthlyhttps://rogercooper.com/2025/10/12/edge-cases-tributary-kingdoms-puppet-states/2025-10-12T14:12:38+00:00monthlyhttps://rogercooper.com/2025/10/11/edge-cases-federations-confederations/2025-10-11T11:52:42+00:00monthlyhttps://rogercooper.com/2025/10/10/edge-cases-hegemonic-relationships/2025-10-10T22:26:36+00:00monthlyhttps://rogercooper.com/2025/10/08/when-is-the-database/2025-10-08T16:46:28+00:00monthlyhttps://rogercooper.com/2025/10/07/what-is-a-state-sovreignity/2025-10-07T18:24:01+00:00monthlyhttps://rogercooper.com/2025/10/05/why-was-the-database-created/2025-10-05T13:53:34+00:00monthlyhttps://rogercooper.com/38-2/2025-10-04T11:59:08+00:00weekly0.6https://rogercooper.com/2025/10/04/how-will-the-data-be-created/https://rogercooper.com/wp-content/uploads/2025/10/screenshot-2025-10-04-074029.pngScreenshot 2025-10-04 074029https://rogercooper.com/wp-content/uploads/2025/10/screenshot-2025-10-04-073821.pngScreenshot 2025-10-04 0738212025-10-04T11:47:57+00:00monthlyhttps://rogercooper.com/2025/10/03/how-was-the-data-created/2025-10-03T18:16:42+00:00monthlyhttps://rogercooper.com/2025/10/02/what-is-the-world-historical-economic-database/2025-10-02T22:55:42+00:00monthlyhttps://rogercooper.com/downloads-page/2025-10-01T20:10:55+00:00weekly0.6https://rogercooper.com/2025/09/21/redone-website/2025-09-21T14:39:24+00:00monthlyhttps://rogercooper.com/about/2025-09-12T03:04:33+00:00weekly0.6https://rogercooper.com/2025/09/12/hello-world/2025-09-12T02:59:34+00:00monthlyhttps://rogercooper.comdaily1.02026-03-28T23:43:27+00:00