There are represented the analysis results of the interview with professional diplomats, in particular the peculiarities of negation use by diplomats in their utterances. All the cases of negation use are divided into several groups: direct, intense, soft negation, as well as the tactics of deviation. In the examples to each group there is given the analysis of the character of negation use. Special attention is paid to the dichotomy “yours-other’s”, which is revealed in negative constructions as well.

There is considered the issue of interdiscursiveness of the diplomatic discourse. The expression “institutional character of the discourse” is represented as the key one, which means that there are various types of discourse that appear in different institutions. There are given the examples of interaction of the diplomatic discourse with others (political, mass media discourse, juridical and military discourses), shown the way they cross.