Pigtail Ordinance
... that San Francisco's 1873 Pigtail Ordinance was deemed unconstitutional because it discriminated against Chinese immigrants?
... that <a href="./San_Francisco" id="mwEN8" rel="mw:WikiLink" title="San Francisco">San Francisco</a>'s 1873 <b id="mwEOA"><a href="./Pigtail_Ordinance" id="mwEOE" rel="mw:WikiLink" title="Pigtail Ordinance">Pigtail Ordinance</a></b> was deemed <a href="./Equal_Protection_Clause" id="mwEOI" rel="mw:WikiLink" title="Equal Protection Clause">unconstitutional</a> because it discriminated against <a class="mw-redirect" href="./Chinese_immigration_to_the_United_States" id="mwEOM" rel="mw:WikiLink" title="Chinese immigration to the United States">Chinese immigrants</a>?