Alexei Anatolyevich Navalny (4 June 1976 – 16 February 2024) was a Russian opposition leader, lawyer, anti-corruption activist and a political prisoner. He organised anti-government demonstrations and ran for office to advocate reforms against corruption in Russia, and against President Vladimir Putin and his government. Navalny was a Russian Opposition Coordination Council member. He was the leader of the Russia of the Future party and founder of the Anti-Corruption Foundation (FBK). He was recognised by Amnesty International as a prisoner of conscience, and was awarded the Sakharov Prize for his work on human rights.

Description above from the Wikipedia article Alexei Navalny, licensed under CC-BY-SA, full list of contributors on Wikipedia.