By place 280 BC

1 place

1.1 seleucid empire
1.2 greece
1.3 roman republic

by place
seleucid empire

antiochus makes eldest son, seleucus, king in east, proves incompetent.
antiochus compelled make peace father s murderer , king of macedon, ptolemy keraunos, abandoning, time being, plans control macedonia , thrace.
nicomedes, king of bithynia, threatened invasion antiochus has made war upon father, zipoites. antiochus invades bithynia withdraws again without risking battle.
antiochus unable bring under control persian dynasties rule in cappadocia.
antiochus defeated egypt s ptolemy ii in damascene war.

greece

pyrrhus makes alliance ptolemy keraunos, king of macedon. allows him go southern italy army.
the achaean league reformed twelve towns in northern peloponnesus , later grow include non-achaean cities. has 2 generals, federal council proportional representation of members , annual assembly of free citizens. league achieves common coinage , foreign policy , member cities pool armed forces.
rhodes, rising in prosperity, becomes head of island league , helps keep peace , freedom of greek islands in aegean sea.
the colossus of rhodes completed sculptor chares of lindos after twelve years work. becomes 1 of 7 wonders of ancient world. colossus of rhodes giant statue of greek god helios. stands 70 cubits tall, on 30 metres (100 feet), making tallest statue of ancient world.

roman republic

responding appeal tarentum, king pyrrhus of epirus uses army of on 20,000 men against romans. in battle of heraclea defeats roman army led consul publius valerius laevinus. pyrrhus s judicious use of elephants plays large part in victory. several tribes including lucani, bruttii , messapians greek cities of crotone , locri join pyrrhus.
roman commander , statesman, gaius fabricius luscinus, sent negotiate ransom , exchange of prisoners. pyrrhus impressed fabricius refusing accept bribe, pyrrhus releases prisoners without requirement ransom. following victory, pyrrhus advances far north latium.