The <a href="https://en.wikipedia.org/wiki/Act_Against_Slavery" id="mwpg" rel="mw:WikiLink" title="Act Against Slavery">Act Against Slavery</a> in <a href="https://en.wikipedia.org/wiki/Upper_Canada" id="mwpw" rel="mw:WikiLink" title="Upper Canada">Upper Canada</a> bans the importation of slaves and will free those who are born into slavery after the passage of the Act at 25 years of age.