Final answer:
Zone 1 consists of Western-aligned countries during the Cold War era.
Step-by-step explanation:
Zone 1 consists of the following countries/territories:
- Western-aligned countries: Greece, Norway, Iceland, United Kingdom, France, Denmark, West Germany, Italy, Turkey, Netherlands, Belgium, Luxembourg
These countries were part of the Western-aligned Zone 1 during the Cold War era, as they were aligned with the United States and its NATO allies.