SOPA/PIPA tech activists in New York:
Protesters outside a Coalition for Marriage conference in England:
An anti-fracking demonstration in front of the EPA headquarters:
Calling for peace in the Middle East:
Celebrating the one-year anniversary of Occupy Wall Street:
Seen on someone's drive to work:
"I didn't come from your rib, you came from my uterus" at Slutwalk São Paolo:
Westboro Baptist Church protest on the same night as a football game:
A student rally in London:
Protesters beside a Chick-fil-A food truck:
A student protest in Montreal:
Occupy Wall Street in Manhattan's Union Square:
An anti–Westboro Church protest:
Anti-nuclear demonstrations in Tokyo:
Medical marijuana protest in Oakland:
Taken in San Francisco:
Tegan & Sara for Under The Radar magazine's Protest Auction:
"Save the Humans" at a pro-life protest in Uruguay:
A pro-choice sign at an anti–40 Days for Life rally:
Protests against NATO in Chicago:
In response to Mitt Romney's comments on Big Bird:
Anti-nuclear protest in solidarity with Fukushima:
Anti-SOPA/PIPA demonstration in January:
"Off to Narnia, I'd rather be governed by a lion," seen in Spain:
Wal-Mart strike in Los Angeles:
Pussy Riot supporters in New York:
Protesters at the NATO Summit in Chicago:
Occupy L.A. in August:
May Day in New York:
NATO Summit:
CNN Republican presidential debate in January:
The ubiquitous "Free Pussy Riot" sign in London:
A nationwide demonstration against the sale of public assets in New Zealand:
Long Beach, New York, after Hurricane Sandy:
A demonstration outside of the Goldman Sachs headquarters:
Occupy Denver:
New Yorkers calling for peace in the Middle East:
NATO Summit in Chicago:
Protests against San Francisco's nudity ban:
And the worst burn of all...