sentences:  On Sunday, May 31, crowds of students posted bills and demanded shops refuse to sell foreign goods or serve non-Chinese.They then convened at the Chinese Chamber of Commerce, where they gave a list of demands, including punishment of the officers involved in the shooting, an end to extraterritoriality and closure of the Shanghai International Settlement.The president of the Chamber of Commerce was away, but eventually his deputy agreed to press for the demands to be carried out.