Ukraine, on May 18, 2013, demanding to release jailed former Ukrainian prime minister and leader of the opposition Yulia Tymoshenko. (Xinhua/Muliming) " src="http://www.globaltimes.cn/Portals/0/attachment/2011/d87775ab-cae3-49b5-9caf-9ca1e176715c.jpg">

Demonstrators take part in an opposition rally in central Kiev, capital of Ukraine, on May 18, 2013, demanding to release jailed former Ukrainian prime minister and leader of the opposition Yulia Tymoshenko. (Xinhua/Muliming)

Demonstrators hold a giant Ukrainian flag during an opposition rally in central Kiev, capital of Ukraine, on May 18, 2013, demanding to release jailed former Ukrainian prime minister and leader of the opposition Yulia Tymoshenko. (Xinhua/Muliming)