The Holy Prophet (pbuh) is the axis for the unity of the Muslims and their unity in practice.
The holy name of the Prophet (pbuh) is one of the most attractive Islamic phenomenon for all Muslims in the world, because it is about emotion and faith at the same time. Thus, the power of remembering this name, in different matters concerning Muslims, is much more than many other Islamic phenomena which rely solely on faith but do not arouse emotions.
As a result, many of the previous, great, Muslim intellectuals have said that the holy name of this superior personage, having faith in him, and keeping his memory alive can be the axis for the unity of the Muslims and their unity in practice.