Case C-6/18 P: Judgment of the Court (Eighth Chamber) of 31 January 2019 — Hellenic Republic v European Commission (Appeal — European Agricultural Guarantee Fund (EAGF) — European Agricultural Fund for Rural Development (EAFRD) — Regulation (EC) No 1290/2005 — Financing of the common agricultural policy — Excluded expenditure — Expenditure incurred by the Hellenic Republic)