| Variable | Definition |
|---|---|
| Polity | The Seshat Polity ID |
| Year(s) | The years for which we have the data. [negative = BCE] |
| Tag | [Evidenced, Disputed, Suspected, Inferred, Unknown] |
| Verified | A Seshat Expert has approved this piece of data. |
| Variable | Definition |
|---|---|
| postal_station | The absence or presence of postal station for a polity. |
| # | Polity | Year(s) | Postal Station | Description | Edit |
|---|---|---|---|---|---|
| 13 |
(Southern Song) |
Full Year Range of Southern Song is assumed. [1127, 1279] |
absent |
"The creation of a system of relay postal stations has been credited to Chinngis Khan, but was most effectively employed by Chinngis Khan's successor Ogodei." [Avery 2003, p. 40] | |
| 15 |
(Early Greater Coclé) |
Full Year Range of Early Greater Coclé is assumed. [200, 700] |
absent |
The sources I have consulted do not mention a postal service, and Precolumbian Panamanian societies were non-literate. [Mendizábal_Archibold 2004, p. 14] | |
| 16 |
(Portuguese Empire - Early Modern) |
Full Year Range of Portuguese Empire - Early Modern is assumed. [1640, 1806] |
present |
In the original 1520 royal letter that established the Portuguese postal service, "foi explicitada a necessidade de ordem régia específica para se estabelecerem os locais das estações necessárias ao funcionamento do serviço". Translation: the letter "clarified that a specific royal order would be required for the establishment of each of the stations necessary for the service to function". [Valle_Salvino 2018] | |
| 18 |
(Kangju) |
Full Year Range of Kangju is assumed. [-150, 350] |
absent |
Administration not developed enough for postal stations. | |