| Entente | |
| British Empire | 422,000,000 |
| France and colonies | 94,000,000 |
| Russian Empire | 171,000,000 |
| Italy and colonies | 36,800,000 |
| Belgium and Kongo | 23,000,000 |
| Japan | 67,000,000 |
| Portugal | 5,958,000 |
| Serbia | 2,900,000 |
| Montenegro | 516,000 |
| Rumania | 7,000,000 |
| United States and colonial possessions | 113,201,027 |
| Cuba | 2,511,098 |
| Panama | 427,000 |
| Siam | 6,000,000 |
| Liberia | 2,060,000 |
| Chinese Empire | 419,000,000 |
| Brazil | 24,308,219 |
| ______________ | |
| Total: 1,397,681,344 |