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Anonymous in DC

NSA under fire

Streets of Sao Paulo

Arrest in Brazil

Clean up in Japan

Rally in the Philippines

Waiting on the White House

Hundreds of protesters around the world donned masks on Tuesday in what the hacking collective Anonymous called the "Million Mask March." The protests, scheduled for 450 cities and towns worldwide, were meant to bring attention to corporate and government corruption.

Protesters in Washington D.C. marched past the Capitol Building and gathered in front of the White House.

Caption by / Photo by Chip Somodevilla/Getty Images
A masked protester in Washington D.C. takes aim at the US National Security Agency. The demonstrations were held on Guy Fawkes Day, November 5. Fawkes masks are commonly seen at protests against the NSA surveillance program and in Occupy actions.
Caption by / Photo by Chip Somodevilla/Getty Images
People link arms during protests on Tuesday in Sao Paulo, Brazil.
Caption by / Photo by Miguel Schincariol/AFP/Getty Images
Policemen arrest a protester during a demonstration in Sao Paulo, Brazil. Though there were some arrests, the protest appeared to have stayed relatively peaceful.
Caption by / Photo by Miguel Schincariol/AFP/Getty Images
Demonstrations in Japan took on an environmental twist as people wearing masks picked up litter in Tokyo.
Caption by / Photo by TORU YAMANAKA/AFP/Getty Images
Riot police block protesters wearing Guy Fawkes masks during a rally in the Philippines.
Caption by / Photo by JAY DIRECTO/AFP/Getty Images
Protesters participating in Anonymous' "Million Mask March" stand in front of the White House. Revelations about NSA surveillance programs, sparked by documents leaked by former NSA contractor Edward Snowden, have pushed President Barack Obama to authorize both internal and external reviews of the NSA's activities.
Caption by / Photo by SAUL LOEB/AFP/Getty Images
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