Baidu's Censorship of the Events of June 4, 1989: 2009 vs. 2014

The following screenshots show how Baidu's censorship has changed when it comes to terms relating to the events that occurred in and around Tiananmen Square on and about June 4, 1989 on the 20th and 25th anniversaries of that event. In these examples we see:

"Six Four Personal Recollections" ("六四亲历记"):

• 2009 - No results, censorship notice. 
• 2014 - No results, no censorship notice.

"20/25 Years Six Four" (20/25年  六四):

• 2009 - No results, censorship notice. 
• 2014 - Results restricted to broad whitelist of websites operated by PRC government licensed websites.

"1989 Beijing Students" ("1989 北京学生"):

• 2009 - No results, censorship notice. 
• 2014 -No obvious censorship.

"1989 Student Movement" ("1989 学生运动"):

• 2009 - No results, censorship notice. 
• 2014 -Search results restricted to a strict whitelist of about a dozen websites operated by the central government and the Communist Party.