Rattanakosin Kingdom: Map & Borders Over Time
Rattanakosin Kingdom appears on 8 of the 39 border maps, from 1783 to 1930. Its mapped territory was largest in 1783, at roughly 840,000 km².
Open 1783 in the interactive map
Territory of Rattanakosin Kingdom over time
Approximate area on each border map.
| Map year | Approx. area | Change |
|---|---|---|
| 1783 | 840,000 km² | – |
| 1800 | 840,000 km² | +0% |
| 1815 | 840,000 km² | +0% |
| 1880 | 840,000 km² | +0% |
| 1900 | 610,000 km² | -28% |
| 1914 | 510,000 km² | -16% |
| 1920 | 510,000 km² | +0% |
| 1930 | 510,000 km² | +0% |