El Dorado, Arkansas

===Timeline===
* 1829, the territorial legislature took sections of [[Hempstead County, Arkansas|Hempstead]] and [[Clark County, Arkansas|Clark]] counties to establish [[Union County, Arkansas|Union County]].<ref name="The History of El Dorado">{{Cite web |title=The History of El Dorado |url=http://goeldorado.com/history/The-History-of-El-Dorado |access-date=December 5, 2020 |publisher=goeldorado.com}}</ref>
* 1843, Matthew Rainey founded and named El Dorado.<ref name="El Dorado Union County">{{Cite web |title=El Dorado (Union County) |url=https://encyclopediaofarkansas.net/entries/el-dorado-999/ |access-date=December 5, 2020 |publisher=encyclopediaofarkansas.net}}</ref><ref name="britannica.com">{{Cite web |title=El Dorado {{pipe}} Arkansas, United States |url=https://www.britannica.com/place/El-Dorado-Arkansas |access-date=December 5, 2020 |publisher=britannica.com}}</ref> El Dorado became the Union County seat that same year<ref name="El Dorado Union County"/><ref name="britannica.com"/><ref name="The History of El Dorado"/> and the first Presbyterian church was organized.<ref name="The History of El Dorado"/>
* 1845, First Baptist Church was organized.<ref name="El Dorado Union County"/>
* 1870, El Dorado Baptist Church was founded<ref name="The History of El Dorado"/> and El Dorado was incorporated.<ref>{{Cite web |title=ISJL : Digital Archive: El Dorado, Arkansas |url=http://www.isjl.org/history/archive/ar/eldorado.htm |archive-url=https://web.archive.org/web/20071005234940/http://www.isjl.org/history/archive/ar/eldorado.htm |archive-date=2007-10-05 |access-date=December 6, 2020}}</ref>
* 1883, Albert Williams was lynched in El Dorado<ref name="El Dorado Union County"/>
* 1891, the first passenger train arrives in El Dorado from Camden.<ref name="The History of El Dorado"/>
* 1902, the Tucker-Parnell Feud erupts between Guy Tucker (city marshal), and a local businessman (Tom Parnell).<ref name="El Dorado Union County"/>
* 1908, Washington High School opens.<ref name="The History of El Dorado"/>
* 1919, [[African-American veterans lynched after World War I|Frank Livingston]], a black World War I veteran accused of murder with scant evidence, was burned alive by a mob near El Dorado.<ref>{{Cite book |last=McWhirter |first=Cameron |title=Red Summer The Summer of 1919 and the Awakening of Black America |date=2011 |publisher=Henry Holt and Company |isbn=9780805089066 |page=52}}</ref><ref>{{Cite web |title=Frank Livingston (Lynching of) |url=http://www.encyclopediaofarkansas.net/encyclopedia/entry-detail.aspx?entryID=8283 |access-date=11 November 2018}}</ref>
* 1921, the Busey No. 1 well was completed. The start of the oil boom.<ref name="El Dorado Union County"/><ref name="rexnelsonsouthernfried.com">{{Cite web |title=Arkansas' original boomtown « Rex Nelson's Southern Fried |url=http://www.rexnelsonsouthernfried.com/?p=9742 |access-date=December 9, 2020 |publisher=rexnelsonsouthernfried.com}}</ref><ref>{{Cite web |title=El Dorado, Arkansas - Canfor's Communities |url=https://www.canfor.com/our-company/our-communities/el-dorado-ar |access-date=December 10, 2020 |publisher=canfor.com}}</ref><ref name="britannica.com"/><ref>{{Cite web |title=El Dorado - Arkansas.com |url=https://www.arkansas.com/el-dorado |access-date=December 10, 2020 |publisher=arkansas.com}}</ref><ref name="The History of El Dorado"/><ref name="isjl.org">{{Cite web |title=ISJL : Digital Archive: El Dorado, Arkansas |url=http://www.isjl.org/history/archive/ar/eldorado.htm |archive-url=https://web.archive.org/web/20071005234940/http://www.isjl.org/history/archive/ar/eldorado.htm |archive-date=2007-10-05 |access-date=December 10, 2020 |publisher=isjl.org}}</ref>  El Dorado is sometimes referred to as "Arkansas' Original Boomtown."<ref name="El Dorado Union County"/><ref name="rexnelsonsouthernfried.com"/><ref>{{Cite web |date=6 January 2020 |title=Our City - El Dorado Promise |url=https://eldoradopromise.com/our-city/ |access-date=December 10, 2020 |publisher=eldoradopromise.com}}</ref><ref name="The History of El Dorado"/>
* 1922, El Dorado Oil Refinery was commissioned and the B'nai B'rith lodge was founded.<ref name="isjl.org"/>
* 1927, the Lion Oil-Exchange Building was completed.<ref>{{Cite web |title=Media Information: Arkansas Parks & Tourism |url=http://www.arkansasmediaroom.com/news-releases/printable_popup_botframe.asp?id=261 |archive-url=https://web.archive.org/web/20070927213614/http://www.arkansasmediaroom.com/news-releases/printable_popup_botframe.asp?id=261 |archive-date=2007-09-27 |access-date=December 10, 2020 |publisher=arkansasmediaroom.com}}</ref>