noun
royalists; royalist faction
Refers to a political group or individuals supporting a monarchy, often in historical contexts such as the English Civil War or the French Revolution.
王党派は議会派と戦った。
The Royalists fought against the Parliamentarians.
フランス革命で王党派は国外に逃れた。
During the French Revolution, the royalists fled abroad.
議会派 specifically refers to the Parliamentarian faction in the English Civil War, a direct opponent of the Royalists.
Compound of 王 (king) + 党 (party, faction) + 派 (faction, group). The term is a straightforward Sino-Japanese construction for 'royalist faction'.