A <a href="https://en.wikipedia.org/wiki/Soviet–Japanese_Neutrality_Pact" id="mwkg" rel="mw:WikiLink" title="Soviet–Japanese Neutrality Pact">pact of neutrality</a> between the <a href="https://en.wikipedia.org/wiki/Soviet_Union" id="mwkw" rel="mw:WikiLink" title="Soviet Union">USSR</a> and Japan is signed.