Vladimir Kara-Murza was sentenced to 15 days in jail for disobeying police orders on Tuesday, the day after his arrest. The opposition leader has been speaking out against Russia's war in Ukraine.
Alexei Navalny said he has purchased a Sunday plane ticket to return to Moscow. He has spent months in Germany recovering from nerve agent poisoning.
Video of the Thursday raid, shows a shower of fiery sparks as the door to Nalvany's Anti-corruption Foundation office is forced open with power tools.
Lyubov Sobol's tenacity in standing up to the authorities, combined with a savvy use of social media, has put her at the center of attention as a new protest leader.
Supporters say Alexei Nalvany was exposed to a chemical agent while serving a 30-day sentence for leading an opposition action against the Kremlin.