Obama campaigned for her husband 's presidential bid throughout 2007 and 2008 , delivering a keynote address at the 2008 Democratic National Convention . She returned to speak for him at the 2012 Democratic National Convention . During the 2016 Democratic National Convention in Philadelphia , she delivered a speech in support of the Democratic presidential nominee , Hillary Clinton , a former first lady
2012 Democratic National Convention
2012 Democratic National Convention
Michelle Obama