Question: Robert Collier, 2nd Baron Monkswell was briefly Under-Secretary of State for War under a man who was known by the courtesy title of?
Sentence (from "Archibald Primrose, 5th Earl of Rosebery"): Archibald Philip Primrose, 5th Earl of Rosebery, 1st Earl of Midlothian, (7 May 1847 – 21 May 1929) was a British Liberal statesman who served as Prime Minister of the United Kingdom from 5 March 1894 to 22 June 1895.
Relevant evidence: No