Wojtaszkow, M. 2020: Migration crisis - its reasons and impacts to Europe`s security: bachelor thesis. Zvolen - Technical University in Zvolen. Faculty of Wood Sciences and Technology. 2020. pp. 40. The migration crisis has been part of our daily lives in recent years. The main theme of this bachelor thesis is to point out the current state and risks of the migration crisis in Europe as well as in the Slovak Republic. In the first part, the basic issues are elaborated and the basic terms related to the migration crisis are defined. In this section, we discussed the basic elements of migration, where we found people migrating from time immemorial, and the current migration crisis is a result of poor living conditions for people living in Western countries. The next chapter contains an analysis of the security threats posed by the migration crisis and the refugees themselves. It describes the risks to the migration crisis and the terrorist attacks associated with it. Three basic scientific methods are mentioned in the methodology of work. It analyzes, identifies and summarizes the results of the migration crisis. In the third part of the thesis there are measures, solutions and suggestions for improving the security situation in European countries. The main purpose of this bachelor thesis was to point out possible risks and threats brought by the migration crisis.