This study reviewed how oil affected Iraq's internal and foreign policies throughout contemporary history, as it sought in its goal to identify the role of oil in Iraqi politics from independence until the beginning of the twenty-first century, and to achieve the goal of the study, the descriptive analytical approach was relied on, and the historical method, in order to identify the scene of Iraqi politics and the impact of oil and its role in the political practices of the Iraqi state since independence until the beginning of the twenty-first century, and the importance of the study is due to the importance of oil The first is the importance of oil in Iraq, and it has two requirements, the first is a brief summary of the history of the importance of oil in Iraq The second demand focused on the status of oil in the period following the independence of the Iraqi state. .and the second section was entitled Oil crises and their repercussions on Iraqi policy, and it has two requirements, the first dealt with the crisis The first oil and its repercussions on Iraqi politics, and the second requirement dealt with the second oil crisis and its repercussions on Iraqi politics, then came the third section entitled the role of oil in the political scene of the State of Iraq, and it has two requirements, the first talked about the political situation of the State of Iraq at the beginning of the 21st century and the role of Iraqi oil in the international scene, The second and final requirement of the study focused on Iraq's political and economic landscape in the aftermath of 2003; The study also explored the role of oil in the reconstruction of the Iraqi state. It uncovered several key findings, among which the most significant are: the management of oil in Iraq is synonymous with the management of all industrialized nations. The post-2003 period brought about transformative changes, as Iraq's oil market endured severe crises. Politically, the lack of democracy and the challenges of establishing a more democratic system in Iraq can only be fully understood by considering the economic dimensions, particularly the role of oil. The study highlighted that Iraq faced significant market risks and oil price fluctuations. Additionally, the invasion of Iraq in 2003 and the subsequent period up to 2011 confirmed that historical narratives about Iraq remain deeply influential. Although there are multiple political reasons for the invasion of Iraq, all reconstruction policies and projects after the invasion also relied on the oil sector, and the study justifies that the Iraqi state cannot withdraw from the economic scene, but will be forced to adopt economic policies, However, oil remains a political and strategic commodity over which no country can cede control to non-state actors.