But now it says this
Does Google censor search results?
It is Google's policy not to censor search results. However, in response to local laws, regulations, or policies, we may do so. When we remove search results for these reasons, we display a notice on our search results pages. Please note: For some older removals (before March 2005), we may not show a notice at this time.
They recently made the change, but before it said:
