Jailed Russian opposition figure Alexey Navalny had long been a thorn in Putin's side

The text provides a detailed account of Alexey Navalny's life, activism, and unfortunate demise without falling into significant logical fallacies. It covers his efforts to expose corruption within Russia, his imprisonment, and the broader political context, including tensions with President Vladimir Putin and the implications of Navalny's activism on Russian society. The narrative is fact-based, focusing on Navalny's work, the government's response, and the international reactions to his poisoning and death. The lack of logical fallacies indicates a careful attempt to present information accurately and objectively, emphasizing the impact of Navalny's actions and the circumstances of his passing without resorting to biased or flawed reasoning.