The video-sharing site returns for anywhere between three minutes and three hours after being blocked for hosting a video that presented an unflattering depiction of the prophet Muhammad.
Fabio Coelho, head of Google's Brazil operations, who was arrested and released this week, says the company had no choice. It had lost its "final legal appeal."
The film that sparked protests across the Middle East is now the subject of a lawsuit brought by one of the video's actresses, who says she was unaware of its anti-Muslim content.
Prime minister calls the clip "blasphemous" and instructs the Ministry of Information to block access to the video site.
As violence erupts over controversial video, YouTube's options boil down to bad and worse.
Google confirms restrictions on viewing amateur YouTube video critical of the Prophet Muhammad, and Secretary of State Hillary Clinton backpedals on endorsement of Internet freedom.