This thesis is about cultural and social events in Zagreb during the 18th century. The main source for this work is historiographical book and chronicle Annuae or History, written by Croatian Latinist Baltazar Adam Krčelić. Firstly, the author describes and analyses the life and works of Baltazar Adam Krčelić and his literary opus. Secondly, the emphasis is on the book, which is then placed in a literary and generic context. Thirdly, the general information of cultural and social development of the city of Zagreb in the 18th century are outlined. Furthermore, the paper discusses the cultural and social events in the broad sense, and then the author conducted a classification of events, choosing characteristic examples, based on the book Annuae or History. The central part of this work includes the basic division of cultural and social events from the original work. Events included are divided into following groups: religious, socio-political, culture and entertainment, educational, family-private; then the descriptions of meteorological disasters, of each year separately, and also of unusual events in Zagreb area during the 18th century. In the end there is the conclusion: the book Annuae is a really good historical source, which provides readers with large amount of information about historical events in the area of Croatia, and finally Zagreb in the 18th century.