Judgment of the Court (Grand Chamber) of 12 May 2021.#WS v Bundesrepublik Deutschland.#Reference for a preliminary ruling – Convention implementing the Schengen Agreement – Article 54 – Charter of Fundamental Rights of the European Union – Article 50 – Ne bis in idem principle – Article 21 TFEU – Freedom of movement of persons – Interpol red notice – Directive (EU) 2016/680 – Lawfulness of the processing of personal data contained in such a notice.#Case C-505/19.