Plataea, the heroic little city at the foot of Mount Cithaeron in Boeotia; alone with Athens at Marathon (490); the scene of the final defeat of the Persians in Hellas (479), [i, 61].

Plato (429-347), pupil and friend of Socrates, profound philosopher and brilliant author, [i, 22], [63]; ideal statesman, [i, 85], [87]; might have been a great orator, [i, 4]; founder of the Academy ([q.v.]); a great teacher, [i, 155]; often quoted by Cicero, [i, 15] [22], [28], [63], [64], [85], [87]; [iii, 38], [39].

Plautus, Titus Maccius (254-184), the greatest of Rome's comic poets; rich in wit, [i, 104].

Po, the great river of Cisalpine Gaul, [iii, 88].

Poeni; see [Carthaginians].

Polybius, of Megalopolis (204-122), president of the Achaean League, detained at Rome in the house of Aemilius Paulus; friend of Scipio Aemilianus and Laelius; author of a history of Rome, [iii, 113].

Pompey; Gnaeus Pompeius Magnus (106-48), warrior, [i, 76]; ([ii, 20];) politician, the enemy of Caesar, the idol of Cicero, [ii, 2]; conquered the pirates, Sertorians, Mithradates, Judaea, [i, 78]; triumvir; married Julia, [iii, 82]; adorned Rome with great buildings, [ii, 60]; magnificent shows, [ii, 57]; defeated at Pharsalus (48), [ii, 45].

Pompey; Quintus Pompeius Rufus, consul (141); as commander in the war with Numantia (140) made the unfortunate peace, [iii, 109].

Pompey, Sextus, cousin of Pompey the Great, Stoic, scholar, geometrician, [i, 19].

Pomponius, Marcus, tribune (363); accuser of Lucius Manlius, [iii, 112].