Change of sentiments at Olynthus — the Olynthians afraid of Philip — they make peace with Athens. — Unfriendly feelings of Philip towards Olynthus — ripening into war in 350 B. C. — Fugitive half-brothers of Philip obtain shelter at Olynthus. — Intrigues of Philip in Olynthus — his means of corruption and of fomenting intestine discord. — Conquest and destruction of the Olynthian confederate towns by Philip, between 350-347 B. C. terrible phenomena. — Philip attacks the Olynthians and Chalkidians — beginning of the Olynthian war, 350 B. C. — The Olynthians conclude alliance with Athens. — The Athenians contract alliance with Olynthus — earliest Olynthiac speech of Demosthenes. — The Second Olynthiac is the earliest — its tone and tenor. — Disposition to magnify the practical effect of the speeches of Demosthenes — his true position — he is an opposition speaker. — Philip continues to press the Olynthian confederacy — increasing danger of Olynthus — fresh applications to Athens. — Demosthenes delivers another Olynthiac oration — that which stands First, in the printed order. Its tenor. — Just appreciation of the situation by Demosthenes. He approaches the question of the Theôric Fund. — Assistance sent by Athens to Olynthus. Partial success against Philip. — Partial and exaggerated confidence at Athens. The Athenians lose sight of the danger of Olynthus. Third Olynthiac of Demosthenes. — Tenor and substance of the third Olynthiac. — Courage of Demosthenes in combating the prevalent sentiment. — Revolt of Eubœa from Athens. — Intrigues of Philip in Eubœa. — Plutarch of Eretria asks aid from Athens. Aid is sent to him under Phokion, though Demosthenes dissuades it — Treachery of Plutarch — danger of Phokion and the Athenians in Eubœa — victory of Phokion at Tamynæ. — Dionysiac festival at Athens in March, 349 B. C. — Insult offered to Demosthenes by Meidias. — Reproaches against Demosthenes for having been absent from the battle of Tamynæ — he goes over on service to Eubœa as a hoplite — he is named senator for 349-348 B. C. — Hostilities in Eubœa, during 349-348 B. C. — Great efforts of Athens in 349 B. C. for the support of Olynthus and the maintenance of Eubœa at the same time. — Financial embarrassments of Athens. Motion of Apollodorus about the Theôric Fund. The assembly appropriate the surplus of revenue to military purposes. — Apollodorus is indicted and fined. — The diversion of the Theôric Fund proves the great anxiety of the moment at Athens. — Three expeditions sent by Athens to Chalkidikê in 349-348 B. C. according to Philochorus. — Final success of Philip — capture of the Chalkidic towns and of Olynthus. — Sale of the Olynthian prisoners — ruin of the Greek cities in Chalkidikê. — Cost incurred by Athens in the Olynthian war. — Theôric Fund — not appropriated to war purposes until a little before the battle of Chæroneia.