DON'T MISS! BEST PHOTOS in the last 48 hours

Defining photographs clicked across the globe in the last 48 hours.

In this photograph, a woman is seen being attacked by water cannon during protests in Kizilay square in central Ankara, Turkey.

The unrest, in which police fired teargas and water cannon at stone-throwing protesters night after night in Turkish cities including Istanbul and Ankara, left four people dead and about 5,000 injured, according to the Turkish Medical Association.

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Britain's Prime Minister David Cameron and Russia's President Vladimir Putin take part in a ceremony to award the Russian Ushakov medal to Arctic convoy veterans in 10 Downing Street, central London, on Sunday.

The two leaders met ahead of the G8 summit in Northern Ireland.

Riot police detain a demonstrator near the Maracana Stadium in Rio de Janeiro, Brazil, on Sunday.

The soccer match between Mexico and Italy for the Confederations Cup was played against the backdrop of teargas and rubber bullets as riot police confronted outside Maracana Stadium protesters angry over the amount of public money being spent on staging the event and next year's World Cup.

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Children play at the beach of the Black Sea as it rains near the Crimean village of Beregove, Ukraine.

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A member of the Samaritan sect takes part in their traditional pilgrimage marking the holiday of Shavuot, atop Mount Gerizim near the West Bank city of Nablus.

The Samaritans, who trace their roots to the biblical Kingdom of Israel in what is now the northern occupied West Bank, observe religious practices similar to those of Judaism.

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A riot policeman fires teargas during an anti-government protest in Istanbul.

Turkish riot police stormed an Istanbul park at the heart of two weeks of protest against Prime Minister Tayyip Erdogan on Saturday, firing tear gas and water cannon and sending hundreds scurrying into surrounding streets.

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WikiLeaks founder Julian Assange on Sunday waves from a window with Ecuador's Foreign Affairs Minister Ricardo Patino at Ecuador's embassy in central London.

Assange sought asylum in the embassy on June 19, 2012, in an attempt to avoid extradition to Sweden.

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Members of the Methodist Church pray during a service dedicated to Nelson Mandela in Mqhekezweni, South Africa , on Sunday. Former South African President Mandela went to the Mqhekezweni Methodist Church as a boy in the village.

Mandela continues to recover in hospital from a lung infection but remains in a serious condition, South African President Jacob Zuma had said.

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A man rows a boat on a river during a hazy morning in Shaoxing, Zhejiang province, China, on Sunday.

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A firefighter attempts to extinguish a fire at a lard factory in Monterrey, Mexico, on Sunday.

According to local media, the cause of the fire is still unknown and no casualties were reported.

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A protester wearing a Guy Fawkes mask speaks on a megaphone as others march past the police headquarters in Bangkok's shopping district on Sunday.

Several thousand people marched through central Bangkok to protest against the former prime minister Thaksin Shinawatra and the current government led by his sister Yingluck Shinawatra.

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