5 events the sources record for this year, grouped by region.
What happened
South Asia (1)
Pandukabhaya crossed the Ganges (Mahaveli) and stayed four years on Mount Dolla, then pursued his uncles, defeated them on this bank and held the camp for two years. (Mahavamsa (Great Chronicle of Sri Lanka) 10.44-48)tradition
Sixty-two days after Tanagra, Athens defeats the Boeotians at Oenophyta, takes control of Boeotia and Phocis, and completes its long walls (Thucydides, History of the Peloponnesian War 1.108.3)