<p>Yes. Probably &endash; = () or dashes.</p>
<p>"(a regional international organization with fifteen member states)"</p>
<p>or</p>
<p>" - a regional international organization with fifteen member states - "</p>
<p>Probably parentheses.</p>
<p>Yes. Probably &endash; = () or dashes.</p>
<p>"(a regional international organization with fifteen member states)"</p>
<p>or</p>
<p>" - a regional international organization with fifteen member states - "</p>
<p>Probably parentheses.</p>