Final answer:
France secured access to oil during World War I by purchasing a majority stake in the Anglo-Persian Oil Company.
Step-by-step explanation:
The subject of this question is History.
During World War I and beyond, France secured access to oil by purchasing a majority stake in the Anglo-Persian Oil Company. This allowed France to ensure a stable supply of oil for its military and industrial needs.
Learn more about France's access to oil during World War I