Riot police raided a bookstore in the Belarusian city of Hrodno, interrupting a lecture by anarchist historian Pyotr Ryabov, who was visiting from Moscow, and arresting him on the pretext of breaking up an "unsanctioned mass gathering." Ryabov, who had been giving a presentation on "Libertarian Social Thought," was convicted on charges of "hooliganism" and sentenced to six days in jail. He spent the six days on hunger strike