Speech Acts Found in Inaugural Addresses of Barack Obama

This research analyzes the speech acts and language style found in inaugural addressess of the presidents of The United States; Barack H. Obama. This research aims at describing kinds and functions of speech acts, the compliance and violation of cooperative principle. This research is descriptive qualitative using socio-pragmatics approach. In collecting the data, it uses simak method and note-taking technique. In analyzing the data, it uses contextual method by using socio-pragmatics theory. In presenting the results of the analysis, it uses informal method by verbal language. The results of the analysis showed: (a) there were six kinds of speech acts found in the inaugural addresses, specifically: assertive, directive, comissive, expressive, and declarative in which declarative found in Obama’s second inaugural address with one data only (b) the functions of speech acts found are: (i) to give opinion, (ii) to inform, (iii) to give direction, (iv) to promise, (v) to express feelings (vi) to declare and to (vii) maintain relationship.