This collection features a range of scholarly contributions examining various aspects of law and jurisprudence in Europe, particularly focusing on Polish and German legal systems. The first section delves into European law, discussing topics such as the coexistence of European jurisprudence with Islam and data protection perspectives within the EU. The second section addresses administrative law, exploring changes in enforcement legislation, the principle of two-instance administrative proceedings in Poland, and the prohibition of strikes in German civil service law. The third section focuses on constitutional law and systemic regulations, analyzing human dignity in the context of constitutional values, evidentiary prohibitions, and the renunciation of Polish citizenship. It also examines the use of narcotics in religious practices concerning constitutional freedoms in the U.S. and Germany, as well as medical experimentation within constitutional law in both Poland and Germany. The fourth section shifts to civil law, discussing the waivability of limitation periods in Polish warranty law, the implications of church marriages with civil consequences in the Czech Republic, and the compatibility of Polish labor law with EU protections for temporary workers. Finally, the philosophical foundations of law are explored, comparing the historical legal research manifestos of Jan Wincenty Bandtkie and Friedrich Karl von Savigny from
