Young Communist League of Poland
... that from 1930 through 1933, Jews constituted a majority of the membership of the Young Communist League of Poland?
... that from 1930 through 1933, Jews constituted a majority of the membership of the <b id="mwBUk"><a href="./Young_Communist_League_of_Poland" id="mwBUo" rel="mw:WikiLink" title="Young Communist League of Poland">Young Communist League of Poland</a></b>?