The <a href="https://en.wikipedia.org/wiki/Washington_Naval_Treaty" id="mwnw" rel="mw:WikiLink" title="Washington Naval Treaty">Washington Naval Treaty</a> is signed in Washington, D.C., limiting the naval armaments of United States, <a href="https://en.wikipedia.org/wiki/British_Empire" id="mwoA" rel="mw:WikiLink" title="British Empire">Britain</a>, Japan, France, and Italy.