Philip Hayes
... that while serving as the chief of staff of the Hawaiian Department of the US Army, Philip Hayes warned about the possibility of a sneak attack on Pearl Harbor by Japan?
... that while serving as the chief of staff of the <a class="mw-redirect" href="./Hawaiian_Department" id="mwBqU" rel="mw:WikiLink" title="Hawaiian Department">Hawaiian Department</a> of the US Army, <b id="mwBqY"><a class="mw-redirect" href="./Philip_Hayes_(general)" id="mwBqc" rel="mw:WikiLink" title="Philip Hayes (general)">Philip Hayes</a></b> warned about the possibility of a sneak attack on <a href="./Pearl_Harbor" id="mwBqg" rel="mw:WikiLink" title="Pearl Harbor">Pearl Harbor</a> by Japan?