Japanese submarine I-17
...that Japanese submarine I-17 was the first Axis ship to shell the United States mainland in World War II triggering an "invasion" scare along the West Coast?
...that <b id="mwEoc"><a href="./Japanese_submarine_I-17" id="mwEog" rel="mw:WikiLink" title="Japanese submarine I-17">Japanese submarine I-17</a></b> was the first <a href="./Axis_powers" id="mwEok" rel="mw:WikiLink" title="Axis powers">Axis</a> ship to shell the United States mainland in <a href="./World_War_II" id="mwEoo" rel="mw:WikiLink" title="World War II">World War II</a> triggering an "invasion" scare along the West Coast?