1844 Oregon law
... that an 1844 Oregon law required all slaves to be freed—and all freed slaves to leave Oregon?
... that an <b id="mwBV0"><a href="./Oregon_black_exclusion_laws" id="mwBV4" rel="mw:WikiLink" title="Oregon black exclusion laws">1844 Oregon law</a></b> required all slaves to be freed—and all freed slaves to leave Oregon?