Holds the world's largest proven oil reserves.
Second-largest oil reserves, a major global exporter.
Rich in oil sands and conventional reserves.
Abundance of crude oil reserves, crucial in the Middle East.
Vast oil reserves, significant in global oil production.
Considerable oil reserves, a prominent OPEC member.
Holds significant oil reserves, a major exporter.
Rich in oil reserves, a significant player in global oil markets.
Holds substantial oil reserves in Africa's oil-rich region.
Rich in oil reserves, a leading oil producer in Africa.