colonial postage stamps
... that even after Germany lost its colonies during WWI, colonial postage stamps continued to be sold by the German post office?
... that even after Germany lost its <a class="mw-redirect" href="./German_colonies" id="mwGlE" rel="mw:WikiLink" title="German colonies">colonies</a> during <a href="./World_War_I" id="mwGlI" rel="mw:WikiLink" title="World War I">WWI</a>, <b id="mwGlM"><a href="./Postage_stamps_and_postal_history_of_the_German_colonies" id="mwGlQ" rel="mw:WikiLink" title="Postage stamps and postal history of the German colonies">colonial postage stamps</a></b> continued to be sold by the <a href="./Reichspost" id="mwGlU" rel="mw:WikiLink" title="Reichspost">German post office</a>?