Diezani Alison-Madueke is a Nigerian politician and former Minister of Petroleum Resources. She served in this role from 2010 to 2015, making her the first woman to hold the position in Nigeria. During her tenure, she was involved in various initiatives aimed at reforming the oil and gas sector, which is crucial to the country's economy. After leaving office, Alison-Madueke faced allegations of corruption and financial misconduct. She has been the subject of investigations by both Nigerian authorities and international agencies. Her case highlights ongoing issues related to governance and accountability in Nigeria's oil industry.