Former Polish Provinces Under German Rule at the Beginning of the European War[131]
| Province | Area in sq. mi. | Population 1910 | Period of loss to Poland |
| Pomerania, regencies of Strzalow (Stralsund), Szezecin (Stettin), and Koszalin (Köslin) | 11,751 | 1,716,921 | XIIIth century[132] |
| West Prussia, regencies of Gdansk (Dantzik) and Kwidzyn (Marienwerder) | 9,966 | 1,703,474 | 1772[133] |
| East Prussia, regencies of Krolewiec (Königsberg), Glombin (Gumbinnen) and Olsztyn (Allenstein) | 14,431 | 2,064,175 | 1656[134] |
| Posnania, regencies of Poznan (Posen) and Bydgoszcz (Bromberg) | 11,307 | 2,099,831 | 1815[135] |
| Regency of Frankfurt (Francfort-sur-l’Oder) | 7,487 | 1,233,189 | XIIIth century |
| Province of Silesia, regencies of Lignica (Liegnitz), Wroclaw (Breslau),[136] and Opole (Oppeln) | 15,731 | 5,225,962 | 1335 |
| Saxon District of Budziszyn (Bautzen)[137] | 963 | 443,549 | XIIIth century |
TABLE II
Polish Administrative Divisions under Austro-hungarian Rule at The Beginning of the European War
| Territory | Area in sq. mi. | Population | Period of loss to Poland |
| Marquisate of Moravia | 866 | 2,622,271 | XIth century |
| Duchy of Silesia[138] | 2,007 | 756,949 | — |
| Kingdom of Galicia with the Grand Duchy of Cracow[139] | 30,615 | 8,025,675 | 1772-1795 |
TABLE III
Polish Administrative Divisions Under Russian Rule at the Beginning Of the European War
| Territory | Area in sq. mi. | Population in 1910[140] | Period of loss to Poland | |
| Baltic Provinces: | ||||
| Gov’t of Esthonia | 7,897 | 471,400 | 1660 | |
| “ “ Livonia | 18,342 | 1,466,900 | 1660 | |
| “ “ Courland | 10,642 | 749,100 | 1795 | |
| Lithuania: | ||||
| Gov’t of Grodno | 15,081 | 1,974,400 | } | |
| “ “ Kovno | 15,853 | 1,796,700 | } | 1793-1795[141] |
| “ “ Vilna | 16,587 | 1,957,000 | } | |
| White Ruthenia: | ||||
| Gov’t of Smolensk | 21,757 | 1,988,700 | 1667 | |
| “ “ Minsk | 35,649 | 2,868,300 | } | |
| “ “ Mohilev | 18,738 | 2,261,500 | } | 1772-1793 |
| “ “ Witebsk | 17,615 | 1,850,700 | } | |
| Kingdom of Poland: | ||||
| Gov’t of Kalisz | 4,436 | 1,183,800 | } | |
| “ “ Kielce | 3,936 | 973,300 | } | |
| “ “ Lublin | 6,567 | 1,556,000 | } | |
| “ “ Lomza | 4,119 | 688,500 | } | |
| “ “ Piotrkow | 4,777 | 1,981,300 | } | 1815 by Congress of Vienna |
| “ “ Plock | 3,684 | 739,900 | } | |
| “ “ Radom | 4,817 | 1,112,200 | } | |
| “ “ Siedlce | 5,591 | 1,003,400 | } | |
| “ “ Suwalki | 4,895 | 681,300 | } | |
| “ “ Warsaw | 6,833 | 2,547,700 | } | |
| Ruthenia: | ||||
| Gov’t of Kiovie | 19,890 | 4,604,200 | } | |
| “ “ Podolia | 16,587 | 3,812,000 | } | 1793-1795[142] |
| “ “ Volhynia | 28,023 | 3,920,400 | } | |
TABLE IV
Distribution of Poles and Germans in Upper Silesia, According To 1910 German Census Figures[143]