European Union

Crisis in Ukraine - Sevatopol defense monument ...epa04142977 Crimean schoolchildren dressed as Soviet navy servicemen perform the change of the honor guard ceremony at the Memorial to the Heroes of the defense of Sevastopol 1941-1942 in Sevastopol, Crimea, 27 March 2014. It was the first change of guards since the beginning of the unrest in Ukraine. The monument's eternal flame was lit in honor of Russian soldiers who died defending the city against the Nazis.  EPA/SERGEI ILNITSKY

Sergei Ilnitsky/EPA

Crimean schoolchildren dressed as Soviet navy servicemen perform the change of the honor guard ceremony at the Memorial to the Heroes of the defense of Sevastopol 1941-1942 in Sevastopol, Crimea. It was the first change of guards since the beginning of the unrest in Ukraine. The monument’s eternal flame was lit in honor of Russian soldiers who died defending the city against the Nazis. Read more

German Chancellor Merkel and Canadian Prime Minister Harper address joint news conference at Chancellery in Berlin...German Chancellor Angela Merkel and Canadian Prime Minister Stephen Harper address a joint news conference at the Chancellery in Berlin March 27, 2014.               REUTERS/Kai Pfaffenbach (GERMANY  - Tags: POLITICS)

Kai Pfaffenbach/Reuters

German Chancellor Angela Merkel and Canadian Prime Minister Stephen Harper address a joint news conference at the Chancellery in Berlin Read more

Pope Francis Meets President Obama...VATICAN CITY, VATICAN - MARCH 27:  The silhouette of US President Barack Obama is seen as he arrives in his car at the San Damaso courtyard for a meeting with Pope Francis on March 27, 2014 in Vatican City, Vatican. This is Obama's first audience with Pope Francis and it is the second time that he has been received at the Vatican, after an audience with Pope Benedict XVI on July 10, 2009. Barack Obama is the ninth US President to make an official visit to the Vatican. The first, Woodrow Wilson, received by Pope Benedict XV after the end of the First World War.  (Photo by Franco Origlia/Getty Images)

Franco Origlia/Getty

US President Barack Obama arrives at the San Damaso courtyard for a meeting with Pope Francis in Vatican City, Vatican. This is Mr Obama’s first audience with Pope Francis, and it is the second time he has been received at the Vatican, after an audience with Pope Benedict XVI on July 10 2009. He is the ninth US president to make an official visit to the Vatican. The first, Woodrow Wilson, was received by Pope Benedict XV after the end of World War I.

People fish on a pier at the port of Mariupol...People fish on a pier at the port of Mariupol, located on the north of the Sea of Azov in eastern Ukraine March 26, 2014. REUTERS/Yannis Behrakis

Yannis Behrakis/Reuters

People fish on a pier at the port of Mariupol, located on the north of the Sea of Azov in eastern Ukraine.

A US army officer escorts US President Barack Obama (2nd-L), Belgium's King Philippe (2nd-R) and Belgian Prime Minister Elio Di Rupo (R) as they visit the WWI Flanders Field Cemetery in Waregem on Wednesday. The cemetery is the final resting place for 368 Americans, most of whom were killed during World War I. Obama will pay his first visit ever to the EU headquarters in Brussels, cementing US-EU opposition to the takeover of Crimea after hitting out at Russian expansionism as a "sign of weakness".

Belga/AFP

A US army officer escorts US President Barack Obama (2nd-L), Belgium’s King Philippe (2nd-R) and Belgian Prime Minister Elio Di Rupo (R) as they visit the WWI Flanders Field Cemetery in Waregem on Wednesday. The cemetery is the final resting place for 368 Americans, most of whom were killed during World War I. Obama will pay his first visit ever to the EU headquarters in Brussels, cementing US-EU opposition to the takeover of Crimea after hitting out at Russian expansionism as a “sign of weakness”.

Pilgrims cheer Pope Francis as he greets the crowd during his general audience at St Peter's square on March 26, 2014 at the Vatican.

Vincenzo Pinto/AFP

Pilgrims cheer Pope Francis as he greets the crowd during his general audience at St Peter’s square on Wednesday at the Vatican.

In this photo taken on Thursday Feb. 20, 2014, a motorcyclist passes the work 'Access Control' by Greek street artist iNO, on central Pireos Street in Athens. Greece has attracted international street artists to its capital, due to the availability of commissioned work and relatively lax anti-graffiti law.

Dimitri Messinis/AP

A motorcyclist passes the work ‘Access Control’ by Greek street artist iNO, on central Pireos Street in Athens. Greece has attracted international street artists to its capital, due to the availability of commissioned work and relatively lax anti-graffiti law. Read more

A man adjusts a spotlight above the stage before world leaders' family picture during the Nuclear Security Summit in The Hague...A man adjusts a spotlight above the stage before world leaders' family picture during the Nuclear Security Summit in The Hague March 25, 2014.  REUTERS/Robin Van Lonkhuijsen/Pool (NETHERLANDS  - Tags: POLITICS)

Robin Van Lonkhuijsen/Reuters

The stage is set before world leaders have their family picture taken before the Nuclear Security Summit in The Hague, The NetherlandsRead more

***BESTPIX*** Syrian opposition leads attack on regime-controlled town...HATAY, TURKEY - MARCH 24: Syrian opposition forces seize Latakia's Kasab town, on March 24, 2014, in Hatay, Turkey. After the regime forces have lost the only controlled area at the Turkish border gate, they have attacked to seize the town of Kasab, Latakia for 4 days. (Photo by Emin Sansar/Anadolu Agency/Getty Images) ***BESTPIX***

Emin Sansar/Anadolu Agency/Getty

Syrian opposition forces seize Latakia’s Kasab town, on Monday, in Hatay, Turkey. After the regime forces have lost the only controlled area at the Turkish border gate, they have attacked to seize the town of Kasab, Latakia for 4 days Read more

Protestors with a radioactive sign painted on their faces pose during a demonstration on the first day of the two-day Nuclear Security Summit) in The Hague, Netherlands.

Patrick Post/AP

Protestors with a radioactive sign painted on their faces pose during a demonstration on the first day of the two-day Nuclear Security Summit in The Hague, Netherlands.