Triple

Target class: post–Cold War phenomenon
Context triple: [NATO enlargement, instanceOf, post–Cold War phenomenon]

• A. phase of the Cold War
  A phase of the Cold War is a distinct period characterized by specific geopolitical tensions, strategies, alliances, and events that collectively define a particular stage in the broader East–West ideological and power struggle.
• B. Cold War polity
  A Cold War polity is a state or political entity whose institutions, policies, and international behavior are fundamentally shaped by the ideological, military, and geopolitical tensions between the U.S.-led Western bloc and the Soviet-led Eastern bloc from roughly 1947 to 1991.
• C. Cold War concept
  A Cold War concept is an idea, strategy, or framework that emerged from or explains the geopolitical, ideological, and military tensions between the United States and the Soviet Union and their allies from the mid-20th century.
• D. Cold War-era resolution
  A Cold War-era resolution is a formal decision or declaration adopted by a governmental or international body during the Cold War that addressed geopolitical tensions, ideological conflicts, or security concerns between the Eastern and Western blocs.
• E. Cold War relations
  Cold War relations encompass the complex political, military, economic, and ideological interactions between rival blocs—primarily the United States and the Soviet Union and their respective allies—from the late 1940s to the early 1990s, characterized by sustained tension, proxy conflicts, and nuclear deterrence without direct large-scale war between the superpowers.
• F. None of above. chosen