Christopher Johnson : D.C. , le After the June 4 bloody crackdown on student demonstrators in Tiananmen Square , another famous Chinese dissident , Fang Lizhi , became a living symbol of the bilateral conflict over human rights by spending a year in the U.S. Embassy before finally being allowed to leave the country . 20 mars 2017 He says it has echoes of Tiananmen Square era ; reflects nations ' human rights differences . He says recent tiffs have tested nations ' ties ; incident comes on eve of U.S.-China talks . Johnson : China 's internal conflicts , rise of internet , help make situation fraught .
Christopher Johnson : D.C. , le 20 mars 2017 He says it has echoes of Tiananmen Square era ; reflects nations ' human rights differences . He says recent tiffs have tested nations ' ties ; incident comes on eve of U.S.-China talks . Johnson : China 's internal conflicts , rise of internet , help make situation fraught .