Case T-289/15: Judgment of the General Court of 6 March 2019 — Hamas v Council (Common foreign and security policy — Restrictive measures against certain persons and entities with a view to combating terrorism — Freezing of funds — Whether an authority of a third State can be classified as a competent authority within the meaning of Common Position 2001/931/CFSP — Factual basis of the decisions to freeze funds — Obligation to state reasons — Error of assessment — Right to property)