Edwin Drake first drilled what in 1859?

Edwin Drake drilled the first oil well in 1859.

Drake drilled a hole in Titusville, Pennsylvania, USA. This event marked a significant turning point in oil extraction and drilling technology, and led to the rapid growth of the oil industry worldwide.

Drake’s achievement made it possible to exploit oil more efficiently and economically, which had a significant impact on the industrial revolution and energy production. This was the first step towards the modern oil industry and its effects can still be seen today.

Source: Wikipedia