noun
noninterference; nonintervention
Used in political, diplomatic, or personal contexts to describe a principle or policy of not interfering in others' affairs.
内政への無干渉は国際関係の基本原則だ。
Noninterference in internal affairs is a fundamental principle of international relations.
彼は他人の問題に無干
He maintained a policy of noninterference in other people's problems.