The main goal of this thesis is to create a complex review of the classicism period mainly focused on musicians who played trumpet during this period and played concerts in Czech region and sorrounding area. Sources of this thesis are publications, lexicons and other records describing work of interprets. Information were mailny sourced from account books and notes about concerts and music activities in church. This thesis is further focused on connection of the music life and the political situation. Life conditions and salary of czech musicians is also desribed. This information was mostly sourced from notes about musicians working in Olomouc city - center of Moravia and of the Silesian administrative area. Places where chateau orchestras existed are also described. This thesis also describes the practically last important part of evolution of the brass instruments.