The thesis deals with the chaplaincy role, taking into consideration man´s religious dimension in a specific Czech Republic Armed Forces environment. It conducts a survey of military chaplaincy history at first, from a biblical ages to the present days and outlines possibilities for it´s further orientation. It deals with a cornerstone of the chaplaincy services afterwords, which is chaplain´s personality and his particular roles. The thesis subsequently analyses the subject of ethics of a soldier as well as marginally deals with the theme of war defense and pacifism. The end of the thesis describes stress and it´s impact to a soldier, including consequences of such an impact and it is dealing with the question of the military chaplaincy role, during following care about soldiers, affected by post traumatic stress disorder, in a context of holistic philosophy. Comparing and assessing the obtained information, this thesis finds out, if the military chaplaincy has an irreplaceable position in the Czech Republic Armed Forces.