Today, European Customs Union is a topic of great relevance and interest to a large number of people. Since its emergence, European Customs Union has captured the attention of experts on the subject, as well as those seeking to better understand its impact on today's society. In order to thoroughly analyze European Customs Union, it is crucial to examine its various dimensions and understand how it has evolved over time. In this article, we will delve into the fascinating world of European Customs Union, exploring its origins, its current relevance and the possible future implications it could have in different areas.