Treaties — Interpretation — Principles and rules of interpretation — Context of provisions — General scheme dividing products into those from EEC and those from third countries — Need to interpret this scheme in light of special provisions for German Democratic Republic — The law of the European Communities

States as international persons — Germany — Legal status of German Democratic Republic — Relationship between German Democratic Republic and EEC — Whether German Democratic Republic treated as part of the territory of the EEC — Whether German Democratic Republic a 'third country' — Protocol on German Internal Trade annexed to EEC Treaty — Whether meat imported from German Democratic Republic into Federal Republic of Germany under Protocol treated as originating in territory of an EEC member — Treaties — Interpretation — Context — The law of the European Communities