246 BC

Centuries: 4th century BC - 3rd century BC - 2nd century BC Decades: 290s BC 280s BC 270s BC 260s BC 250s BC - 240s BC - 230s BC 220s BC 210s BC 200s BC 190s BC Years: 251 BC 250 BC 249 BC 248 BC 247 BC - 246 BC - 245 BC 244 BC 243 BC 242 BC 241 BC

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\nEvents\n* In Rome, the number of praetors is increased from one to two\n* Ying Zheng, the later "first emperor" (Qin Shi Huang Di), becomes king of the state of Qin in China.\n* An irrigation canal approximately one hundred miles long was built across the current-day province of Shenxi in China, greatly adding to the agricultural productivity of the area and to the military potency of the Qin dynasty.\n* Seleucus II Callinicus becomes King of the Seleucid dynasty.\n* Ptolemy III becomes King of Egypt. Births\n*Queen Arsinoe III of Egypt of the Ptolemaic Dynasty (or 245 BC). Deaths\n* Ptolemy II, king of Egypt.\n*Antiochus II Theos, King of the Seleucid dynasty.