The paper is concerned with major tendencies in the hierarchical development of settlement systems during the shift from the industrial stage towards the post-industrial stage of the societal development. The major tendencies can also be understood to a considerable extent as principal changes in in the urban development.
It is the development of city-region relationships and the key role of towns and cities in the changing geographical organization of society. These themes are considered in two levels.
At a general level the importance and development of cities in the spatial organization of society in the industrial period and in the post-industrial period. Using some outcomes of recent empirical studies of long-term Industrial era) there is considered current hierarchy of towns and metropolitan areas in the Czech Republic.