Court of Justice (Grand Chamber) 14 November 2017, C-165/16 (Toufik Lounes v Secretary of State for the Home Department.)

JUDGMENT OF THE COURT (Grand Chamber) 14 November 2017 ( *1 ) (Reference for a preliminary ruling — Citizenship of the Union — Article 21 TFEU — Directive 2004/38/EC — Beneficiaries — Dual nationality — Union citizen having acquired the nationality of the host Member State while retaining her nationality of origin — Right of residence in that Member State of a third-country national who is a