Poland–Czechoslovakia relations
... that despite historical border disputes, Poland–Czechoslovakia relations were friendly, and during WWII their governments-in-exile considered forming a confederation?
... that despite historical border disputes, <b id="mwEbI"><a class="mw-redirect" href="./Poland–Czechoslovakia_relations" id="mwEbM" rel="mw:WikiLink" title="Poland–Czechoslovakia relations">Poland–Czechoslovakia relations</a></b> were friendly, and during <a class="mw-redirect" href="./WWII" id="mwEbQ" rel="mw:WikiLink" title="WWII">WWII</a> their <a href="./Government-in-exile" id="mwEbU" rel="mw:WikiLink" title="Government-in-exile">governments-in-exile</a> considered forming a <a href="./Confederation" id="mwEbY" rel="mw:WikiLink" title="Confederation">confederation</a>?