When was the final part of Democracy in America published?

The final part of Alexis de Tocqueville’s seminal work, Democracy in America, was published in 1840.1

While the first part of the study was published in 1835, Tocqueville spent the subsequent four years composing the final portion. This concluding section shifted focus from American society to a broader analysis of how equality influences modern society, reflecting his growing concerns regarding political apathy and the rise of state centralization in France.1