They consist of freed blacks in the first place, who are condemned by the laws and by public opinion to a hereditary state of misery and degradation.

They also contain a multitude of Europeans who have been driven to the shores of the New World by their misfortunes or their misconduct; and these men inoculate the United States with all our vices, without bringing with them any of those interests which counteract their baneful influence.

As inhabitants of a country where they have no civil rights, they are ready to turn all the passions which agitate the community to their own advantage; thus, within the last few months serious riots have broken out in Philadelphia and in New York.

Disturbances of this kind are unknown in the rest of the country, which is nowise alarmed by them, because the population of the cities has hitherto exercised neither power nor influence over the rural districts.

Nevertheless, I look upon the size of certain American cities, and especially on the nature of their population, as a real danger which threatens the future security of the democratic republics of the New World; and I venture to predict that they will perish from this circumstance unless the government succeeds in creating an armed force, which, whilst it remains under the control of the majority of the nation, will be independent of the town population, and able to repress its excesses.
[The population of the city of New York had risen, in 1870, to 942,292, and that of Philadelphia to 674,022.