Polish Minister of Foreign Affairs <a href="https://en.wikipedia.org/wiki/J%C3%B3zef_Beck" class="extiw" title="en:Józef Beck">Józef Beck</a> in session of Polish <a href="https://en.wikipedia.org/wiki/Sejm" class="extiw" title="en:Sejm">Sejm</a> 5 May 1939, rejecting Hitler's ultimate conditions towards Poland
Unknown author<span style="display: none;">Unknown author</span>
1939-05-05
originally Polish state agency (<a href="https://en.wikipedia.org/wiki/Polska_Agencja_Telegraficzna" class="extiw" title="en:Polska Agencja Telegraficzna">PAT</a>) newsreel. Widely reproduced. For:Andrzej Ajnenkiel "Polska po przewrocie majowym" Warszawa 1980