expression, noun, noun which may take the genitive case particle 'no'
a particular party or faction
Refers to a specific political party or faction, often used in contexts of partisanship or factionalism. Can be used attributively with の.
He made a fair judgment without favoring any particular party or faction.
We should prioritize the interests of the whole nation over those of a single party or faction.
派閥 refers to a clique or faction within a larger group, often with a negative connotation of in-group politics, whereas 一党一派 is more neutral and simply designates a particular party or faction.
A four-character compound (yojijukugo) composed of 一 (one), 党 (party), 一 (one), and 派 (faction). The repetition of 一 emphasizes 'a single' or 'a particular' party or faction.