Unit 2 of Political Science – I (syllabus: Module II — Plato’s ideal State, the philosopher-king and the normative approach; Machiavelli on statecraft; Aristotle’s classification of governments by number and by interest, the three normal and three perverted forms, and the mixed constitution; C. F. Strong’s five criteria of classification; unitary and federal government — definitions, Strong’s two qualities, the four features of a federation, merits and demerits; parliamentary, presidential and collegiate executives compared; and India tested against the four federal features and the five unitary provisions of Arts. 1, 3, 248, 249, 256 and 356). Below: what the unit covers, the provisions it turns on, and the cases an examiner expects you to name.