The cultural differences of the political states represent a very important task of the diplomacy; the diplomatic protocol and practices have to respect the cultural specific in the relationship each other state. In this reason, the diplomacy develops the cultural dialog and is able to keep the political relationship with the other states. Our paper proposes a few aspects and techniques which allow to the political states to develop the communication one another. The paper is useful to all the people who preparing to became a diplomatic persona or who are interesting to the political relationship. These proposes show how we can use the cultural difference for develop the diplomatic communication.