"Thirty Years of Reflection (Volume 2 of 2) or History of the Functioning of the American Government for Thirty Years, from 1820 to 1850" is a significant work by the sociologist and politician Thomas Hart Benton, which covers in detail the period of the history of the United States of America from 1820 to 1850. The author gives the reader a unique opportunity to better understand the development of American statehood during the important periods between two key centuries. With the help of a deep analytical processing of events and political processes, which is reflected in this book, the reader gets the opportunity to better assess the development of American society and its influence on world history. "Thirty Years of Reflection" is considered an essential source for anyone interested in the political science, history, and culture of the United States in the 19th century.