The aim of the article is to analyze the tasks performed by the 1st Pomeranian Logistics Brigade from Bydgoszcz with particular emphasis on the functions performed in the framework of international cooperation. The result of such a defined objective is the statement that the subject of the research is a military unit of the system of logistic support of the Armed Forces of the Republic of Poland, and the subject is selected tasks that were performed by it from 2015 to 2021 in the area of responsibility and the place of performing the function of the National Support Element for subdivisions. The main research problem is to answer the question – what is the role of 1st LOG BDE in the logistic support system of the Polish Armed Forces and how do the tasks carried out by it ,affect the logistic security of the Polish Armed Forces? Various research methods have been used to solve the research problem including observation, synthesis, deduction and graphical methods of data presentation. Research hypothesis: It is assumed that the analysis and evaluation of the tasks carried out by the 1st Logistics Brigade allows to confirm that it is a key link in the logistic support system of the Polish Armed Forces. The article consists of two main parts. In order to make the reader familiar with the specificity of the unit, the first part, in general, discusses the mission, capabilities and structure of the brigade. The second part describes in detail its role in the implementation of alliance commitments. The method of logistic support of Polish Military Contingents was presented and on the example of an international exercise under the code name TRIDENT JUNCTURE 2015, which illustrated the support of sub-units as part of the NATO Response Force. The analysis of data and own experience allowed to formulate conclusions in which the 1st Logistics Brigade was identified as an important link in the implementation of logistics support tasks for the Polish Armed Forces.