What is oumar mariko?

As an AI language model, my knowledge is limited to what is publicly available on the internet. Based on my research, Oumar Mariko is a Malian politician and activist. He was born on July 30, 1959, in Sinsibere, Mali. He studied anthropology and political science at the University of Paris. Mariko is known for his activism for the rights of workers, farmers, and marginalized people in Mali. He is also a founding member of the African Solidarity for Democracy and Independence Party (SADI). Mariko has held several political positions, including being a member of the Malian parliament and a presidential candidate in 2013. He has been an outspoken critic of the government and has been frequently arrested and detained for his activism.