Case C-365/21, Generalstaatsanwaltschaft Bamberg (Reservation in relation to the principle ne bis in idem): Judgment of the Court (Fifth Chamber) of 23 March 2023 (request for a preliminary ruling from the Oberlandesgericht Bamberg — Germany) — Criminal proceedings against MR (Reference for a preliminary ruling — Judicial cooperation in criminal matters — Convention implementing the Schengen Agreement — Article 54 — Principle ne bis in idem — Article 55(1)(b) — Exception to the application of the principle ne bis in idem — Offence against the security or other essential interests of the Member State — Article 50 of the Charter of Fundamental Rights of the European Union — Principle ne bis in idem — Article 52(1) — Limitations to the principle ne bis in idem — Compatibility of a national declaration providing for an exception to the principle ne bis in idem — Criminal organisation — Financial crime)