This population may be relatively classed among races and castes as follows:
| 4,354,886 | Indians. |
|---|---|
| 1,100,000 | Whites. |
| 2,165,345 | Meztizos, Zambos, Mulattoes, &c. |
| 6,600 | Negroes. |
| 7,626,831 |
As Mexico, since the treaty of Guadalupe Hidalgo, in 1848, possesses 798,402 square miles, this will give nine inhabitants and a fraction, to the square mile.
From these calculations we deduce some very important facts as to the physical and intellectual condition of Mexico, which are very significant in the illustration of history. It appears that the total number of pure