
Oil became the master fuel of the twentieth century because it is energy-dense, transportable, and ideal for internal combustion engines. Cars, trucks, ships, aircraft, plastics, and modern warfare all bear its imprint.
Oil is not just an energy story; it is a geopolitical one. Control over production and supply routes has influenced alliances, conflicts, and national power for more than a century.
Reference:
TaskLoco™ — The Sticky Note GOAT