Editing Timeline of Chinese history (section)

== 4th century BC ==
{| class="wikitable" width="100%"
! style="width:6%" | Year || style="width:10%" | Date || Event
|-
| rowspan="4" valign="top" | 400 <small>BC</small> || || [[Gan De]] was born.
|-
| || [[Shi Shen]] was born.
|-
| || The earliest surviving [[Chinese cartography|Chinese maps]] appeared.
|-
| || The first Chinese [[Chinese astronomy|star catalogue]] was compiled.
|-
| [[389 BC|389 <small>BC</small>]] || || The ''[[Zuo Zhuan]]'' was published.
|-
| [[386 BC|386 <small>BC</small>]] || || The city of [[Handan]] was founded to serve as the [[Zhao (state)|Zhao]] capital.
|-
| [[381 BC|381 <small>BC</small>]] || || The [[Chu (state)|Chu]] prime minister [[Wu Qi]] was murdered by nobles at the funeral of its [[Chinese sovereign|king]] [[King Dao of Chu]].
|-
| [[376 BC|376 <small>BC</small>]] || || [[King An of Zhou|An]] died.
|-
| rowspan="2" valign="top" | [[375 BC|375 <small>BC</small>]] || || [[King An of Zhou|An's]] son [[King Lie of Zhou]] became [[Chinese sovereign|king]] of the [[Zhou dynasty]].
|-
| || [[Zheng (state)|Zheng]] was annexed by [[Han (Warring States)|Han]].
|-
| 370 <small>BC</small> || || [[Zhuang Zhou]] was born.
|-
| [[369 BC|369 <small>BC</small>]] || || [[King Lie of Zhou|Lie]] died.
|-
| [[368 BC|368 <small>BC</small>]] || || [[King Lie of Zhou|Lie's]] brother [[King Xian of Zhou]] became [[Chinese sovereign|king]] of the [[Zhou dynasty]].
|-
| [[361 BC|361 <small>BC</small>]] || || [[Duke Xiao of Qin]] became [[duke]] of [[Qin (state)|Qin]].
|-
| [[356 BC|356 <small>BC</small>]] || || [[Duke Xiao of Qin|Xiao's]] adviser [[Shang Yang]] implemented a legal code in [[Qin (state)|Qin]] based on the ''[[Canon of Laws]]'' which established punishment for complicity in a crime, established a system of military ranks, and implemented policies encouraging the cultivation of unsettled land.
|-
| [[354 BC|354 <small>BC</small>]] || || ''[[Battle of Guiling]]'': [[Wei (state)|Wei]] laid siege to the [[Zhao (state)|Zhao]] capital [[Handan]].
|-
| [[353 BC|353 <small>BC</small>]] || || ''Battle of Guiling'': The [[Wei (state)|Wei]] army fled [[Handan]] in response to reports of a [[Qi (state)|Qi]] attack on their capital [[Kaifeng|Daliang]] and were defeated by Qi forces at Guiling, in modern [[Changyuan County]].
|-
| rowspan="2" valign="top" | [[342 BC|342 <small>BC</small>]] || || ''[[Battle of Maling]]'': [[Qi (state)|Qi]] dealt [[Wei (state)|Wei]] a bloody defeat.
|-
| || The crossbow was first used in China.
|-
| rowspan="2" valign="top" | [[338 BC|338 <small>BC</small>]] || || [[Duke Xiao of Qin|Xiao]] died.  He was succeeded by his son [[King Huiwen of Qin]].
|-
| || [[Shang Yang|Shang]] and his family were executed by dismemberment on charges of treason.
|-
| [[321 BC|321 <small>BC</small>]] || || [[King Xian of Zhou|Xian]] died.
|-
| 320 <small>BC</small> || || [[King Xian of Zhou|Xian's]] son [[King Shenjing of Zhou]] became king of the [[Zhou dynasty]].
|-
| [[319 BC|319 <small>BC</small>]] || || The [[Confucianism|Confucian]] [[Mencius]] became a [[Qi (state)|Qi]] official.
|-
| rowspan="3" valign="top" | [[316 BC|316 <small>BC</small>]] || || [[Sun Bin]] died.
|-
| || [[Shu (state)|Shu]] was conquered and annexed by [[Qin (state)|Qin]].
|-
| || [[Ba (state)|Ba]] was conquered and annexed by [[Qin (state)|Qin]].
|-
| [[315 BC|315 <small>BC</small>]] || || [[King Shenjing of Zhou|Shenjing]] died.
|-
| [[314 BC|314 <small>BC</small>]] || || [[King Shenjing of Zhou|Shenjing's]] son [[King Nan of Zhou]] became king of the [[Zhou dynasty]].
|-
| [[311 BC|311 <small>BC</small>]] || || [[King Huiwen of Qin|Huiwen]] died.
|-
| rowspan="2" valign="top" | 310 <small>BC</small> || || [[King Huiwen of Qin|Huiwen's]] son [[King Wu of Qin]] became king of [[Qin (state)|Qin]].
|-
| || [[Xun Kuang]] was born.
|-
| rowspan="2" valign="top" | [[307 BC|307 <small>BC</small>]] || || The [[Zhou dynasty|Zhou]] [[Chinese sovereign|king]] [[King Wuling of Zhao]] ordered his cavalry to begin wearing clothes fashioned after those of the [[Donghu people|Donghu]] and [[Xiongnu]] peoples.
|-
| || [[King Wu of Qin|Wu]] died.
|-
| [[306 BC|306 <small>BC</small>]] || || [[King Wu of Qin|Wu's]] brother [[King Zhaoxiang of Qin]] became [[Chinese sovereign|king]] of [[Qin (state)|Qin]].
|-
| [[305 BC|305 <small>BC</small>]] || || [[Zou Yan]] was born. The [[Tsinghua Bamboo Slips]] were written.
|}