JSFiddle - React, Tailwind, and code Playground
HTML
<ul class="mylist" style="z-index: 1; top: 474px; left: 228px; width: 324px;" >
</ul>
JavaScript
var countries = ['United States', 'Canada', 'Argentina', 'Armenia'];
var cList = $('ul.mylist');
$.each(countries, function(i)
{
var li = $('<li/>')
.addClass('ui-menu-item')
.attr('role', 'menuitem')
.appendTo(cList);
var aaa = $('<a/>')
.addClass('ui-all')
.text(countries[i])
.appendTo(li);
});