The September 14 drone attack on Saudi oil fields: North Korea's potential role  NK News Read more https://www.nknews.org/2019/09/the-september-14-drone-attack-on-saudi-oil-fields-north-koreas-potential-role/

Three Forks History: Oil money provided education and escape  Muskogee Daily Phoenix Read more https://www.muskogeephoenix.com/news/three-forks-history-oil-money-provided-education-and-escape/article_e515ec5c-8e53-5ad1-a1c5-8728c6884d01.html

Oil's first use was medicinalMuskogee Daily PhoenixThe Indians who lived and hunted in what would become Oklahoma had long known about the existence of oil flowing beneath the surface of the land. In some localities, the lighter oil, called “green oil” …