Ukraine’s president has called for U.N. peacekeepers to help in an anti-terror operation against separatists.
ພາບຫລ້າສຸດ ຈາກ ຢູເຄຣນ
![A pro-Russia protester breaks a piece of stone at a barricade outside a regional government building in Donetsk, in eastern Ukraine, April 15, 2014.](https://gdb.voanews.com/23e5b9b8-ec71-462b-8977-7ffaaae03443_w1024_q10_s.jpg)
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A pro-Russia protester breaks a piece of stone at a barricade outside a regional government building in Donetsk, in eastern Ukraine, April 15, 2014.
![A female member of a "Maidan" self-defense unit stands guard in front of the Ukrainian parliament building in Kyiv, April 15, 2014.](https://gdb.voanews.com/446f9a48-48c7-4741-882c-ef2804478463_w1024_q10_s.jpg)
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A female member of a "Maidan" self-defense unit stands guard in front of the Ukrainian parliament building in Kyiv, April 15, 2014.
![Ukrainian soldiers stand near amored personnel carriers that fly a Ukrainian flag, as the Ukrainian army troops receive ammunition in a field on the outskirts of Izyum, eastern Ukraine, April 15, 2014.](https://gdb.voanews.com/78074af7-ecfb-479c-9f07-c7d45b5d2043_w1024_q10_s.jpg)
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Ukrainian soldiers stand near amored personnel carriers that fly a Ukrainian flag, as the Ukrainian army troops receive ammunition in a field on the outskirts of Izyum, eastern Ukraine, April 15, 2014.
![People stand at a barricade at the regional administration building that Moscow loyalists had seized earlier in Donetsk, Ukraine, April 15, 2014.](https://gdb.voanews.com/3149bf70-7f52-4d04-a700-da2bae89b323_w1024_q10_s.jpg)
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People stand at a barricade at the regional administration building that Moscow loyalists had seized earlier in Donetsk, Ukraine, April 15, 2014.