AdminLTE/plugins/flag-icon-css/flags/4x3/bw.svg

<svg xmlns="http://www.w3.org/2000/svg" id="flag-icons-bw" viewBox="0 0 640 480">
  <g fill-rule="evenodd">
    <path fill="#00cbff" d="M0 0h640v480H0z"/>
    <path fill="#fff" d="M0 160h640v160H0z"/>
    <path d="M0 186h640v108H0z"/>
  </g>
</svg>