Studies on Afghan migration are limited in the literature. Therefore, this thesis is significant for contributing to the literature. Turkey and EU countries have encountered waves of migration in different periods. Especially, the EU countries were seen by migrants as countries that could meet their expectations such as security, economic needs and education.The aim of this study reveals the general situation of Afghan migrations, the living conditions of immigrants and especially after 2000, it is to show the economic, political and security impact of Afghan migrants on Turkey and EU countries. In this study, migration, history of Afghanistan, Turkey's immigration policy and and the understanding of immigration that changes over time, the general situation of Afghan immigrants in Turkey and EU countries, the formation of EU on immigration policies, the illegal immigration policy of the EU, immigration and political dialogue between Turkey and the EU have been mentioned. Turkey'srefugee policy is considered strict and frequently criticized by the international community.