The increase in world oil prices is a phenomenon that often occurs and has a significant impact on the global economy. Various factors contribute to oil price fluctuations, both from the demand and supply sides. The following are some of the main causes that cause an increase in world oil prices. First, geopolitical tensions in oil-producing countries play an important role. For example, conflicts in Middle Eastern countries such as Iraq and Libya often disrupt oil production. When political stability is disturbed, investors tend to be wary of oil supplies, so prices increase. Prolonged tensions could raise concerns about threats to global supplies. Second, the global economic recovery also affects oil demand. After the COVID-19 pandemic, many countries have begun to reopen economic activities. The increase in industrial and transportation activity increases demand for energy, especially oil. High demand drives prices up, especially if supply cannot keep up. Third, OPEC+ policy in controlling production is also an important factor. The Organization of the Petroleum Exporting Countries (OPEC) and other oil-producing countries often agree to reduce production to keep prices stable. When OPEC+ reduces production quotas, oil prices tend to rise due to less supply. Fourth, climate change and the energy transition affect the oil market. Awareness of climate change is driving many countries to invest in renewable energy, but the transition is often uneven. In the short term, dependence on oil has not completely reduced, which has the potential to increase prices, especially when supply is constrained. Fifth, inflation and currency fluctuations can also affect oil prices. When inflation rises, the cost of energy production can rise, triggering an increase in oil prices. In addition, fluctuations in the exchange rate of the US dollar, the global currency for oil trading, make oil prices more sensitive to macroeconomic changes. Sixth, the development of new oil exploration and production technologies—although offering the potential for additional supply—also has an impact. Investments in technology do not always result in fast production. Delays in finding new reserves or difficulties in oil production are issues that add to uncertainty in the market. Seventh, extreme weather and natural disasters can disrupt oil production and distribution. Heavy rains, storms, or other natural disasters can damage oil infrastructure, reducing supply to the market. Whenever a disruption like this occurs, oil prices tend to soar. The diversity of factors above shows how complicated the world oil market system is. Rising oil prices are often the result of a complex interaction between these factors, creating market dynamics that can change rapidly. Understanding the causes of rising world oil prices is very important for governments, companies and the general public to develop strategies and respond to global economic challenges.