In which year was oil first discovered in Titusville, Pennsylvania?

The first discovery of oil in Titusville, Pennsylvania, occurred in 1859. This event marked a significant moment in history, launching the American petroleum industry and symbolizing the beginning of commercial oil drilling. The discovery is often attributed to Edwin Drake, who drilled the first successful oil well in that year, leading to the establishment of the region as a key area for oil production. This historical context solidifies 1859 as the correct answer, as it was during this year that oil extraction techniques began to develop and shape future energy industries. Other years mentioned do not align with this pivotal milestone in the history of oil discovery.