People march down Boulevard Voltaire from the Place de la Republique to the Place de la Nation in Paris on Sunday, January 11. An estimated 1.5 million people joined world leaders in the "unity rally."
People march down Boulevard Voltaire from the Place de la Republique to the Place de la Nation in Paris on Sunday, January 11. An estimated 1.5 million people joined world leaders in the "unity rally."
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Demonstrators hold a sign that translates as "Urgent: More democracy everywhere against barbarism."
Demonstrators hold a sign that translates as "Urgent: More democracy everywhere against barbarism."
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Demonstrators wave flags on the monument at the center of the Place de la Republique before the rally.
Demonstrators wave flags on the monument at the center of the Place de la Republique before the rally.
Laurent Cipriani/AP
Charlie Hebdo cartoonist Renald "Luz" Luzier, left, speaks to Charlie Hebdo journalist Patrick Pelloux during the rally. Luzier is the only surviving cartoonist left at the magazine.
Charlie Hebdo cartoonist Renald "Luz" Luzier, left, speaks to Charlie Hebdo journalist Patrick Pelloux during the rally. Luzier is the only surviving cartoonist left at the magazine.
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European Commission President Jean-Claude Juncker, from left, Israel's Prime Minister Benjamin Netanyahu, former French President Nicolas Sarkozy, Mali's President Ibrahim Boubacar Keita, French President Francois Hollande, Germany's Chancellor Angela Merkel, Palestinian Authority President Mahmoud Abbas and Italy's Prime Minister Matteo Renzi walk together as they lead thousands of people during the rally.
European Commission President Jean-Claude Juncker, from left, Israel's Prime Minister Benjamin Netanyahu, former French President Nicolas Sarkozy, Mali's President Ibrahim Boubacar Keita, French President Francois Hollande, Germany's Chancellor Angela Merkel, Palestinian Authority President Mahmoud Abbas and Italy's Prime Minister Matteo Renzi walk together as they lead thousands of people during the rally.
PHILIPPE WOJAZER/AFP/Getty Images
The massive crowd at the Place de la Republique is seen from above.
The massive crowd at the Place de la Republique is seen from above.
KENZO TRIBOUILLARD/AFP/Getty Images
People gather at Place de la Nation in Paris.
People gather at Place de la Nation in Paris.
Thibault Camus/AP
A young man waves a French national flag in the streets of Paris.
A young man waves a French national flag in the streets of Paris.
Ben Cawthra/London News Pictures/ZUMA Wire
Demonstrators make their way along boulevard Voltaire during the rally.
Demonstrators make their way along boulevard Voltaire during the rally.
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Luzier, center with mustache, marches with other survivors of the Charlie Hebdo massacre as well as family members of victims.
Luzier, center with mustache, marches with other survivors of the Charlie Hebdo massacre as well as family members of victims.
Francois Mori/AP
A banner attached to a house overlooking the Place de la Republique reads "Freedom" as thousands of people gather below.
A banner attached to a house overlooking the Place de la Republique reads "Freedom" as thousands of people gather below.
Peter Dejong/AP
A demonstrator holds up an oversized pencil, a symbol of freedom of expression, beside a banner showing solidarity with Charlie Hebdo, the magazine where 12 people were killed last week.
A demonstrator holds up an oversized pencil, a symbol of freedom of expression, beside a banner showing solidarity with Charlie Hebdo, the magazine where 12 people were killed last week.
Laurent Cipriani/ap
British Prime Minister David Cameron, second from right, stands with other world leaders during the rally.
British Prime Minister David Cameron, second from right, stands with other world leaders during the rally.
Dan Kitwood/Getty Images
A crowd gathers at the Place de la Republique before a massive unity rally in Paris on January 11.
A crowd gathers at the Place de la Republique before a massive unity rally in Paris on January 11.
Peter Dejong/AP
Demonstrators gather in the Place de la Republique before the rally on January 11.
Demonstrators gather in the Place de la Republique before the rally on January 11.
Christopher Furlong/Getty Images
A man and boy watch people gather for the rally from a balcony near the Place de la Republique.
A man and boy watch people gather for the rally from a balcony near the Place de la Republique.
Dan Kitwood/Getty Images
A police officer keeps watch over the Place de la Republique before the rally.
A police officer keeps watch over the Place de la Republique before the rally.
Christopher Furlong/Getty Images
French President Francois Hollande hugs German Chancellor Angela Merkel as she arrives at the Elysee Palace before the rally.
French President Francois Hollande hugs German Chancellor Angela Merkel as she arrives at the Elysee Palace before the rally.
Thibault Camus/AP
People gather before the rally.
People gather before the rally.
MARTIN BUREAU/AFP/Getty Images
A police officer keeps watch before the rally.
A police officer keeps watch before the rally.
Francois Mori/PA