Court of Justice (Grand Chamber) 3 December 2019, C-482/17 (Czech Republic v European Parliament and Council of the European Union.)

JUDGMENT OF THE COURT (Grand Chamber) 3 December 2019 ( *1 ) (Action for annulment — Approximation of laws — Directive (EU) 2017/853 — Control of the acquisition and possession of weapons — Validity — Legal basis — Article 114 TFEU — Amendment of an existing directive — Principle of proportionality — Absence of impact assessment — Interference with the right to property — Proportionality of the