A post written with "We are Karl Marx" is seen in Trier, Germany, May 4, 2018. The 200th anniversary of Karl Marx's birth falls on May 5, 2018. (Xinhua/Shan Yuqi)
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A post written with "We are Karl Marx" is seen in Trier, Germany, May 4, 2018. The 200th anniversary of Karl Marx's birth falls on May 5, 2018. (Xinhua/Shan Yuqi)
