A person who opposes expansion, or relating to the ideology of opposing expansion.
From antiexpansionism + -ist (one who believes in). This term identifies advocates for limiting territorial or economic growth.
Antiexpansionists during the Cold War opposed nuclear weapons spread and military bases—ironically, some were also against decolonization because they feared it would create new powerful nations, showing how ideology can contradict itself.
Complete word intelligence in one call. Free tier — 50 lookups/day.