The 2016 presidential campaign of Bernie Sanders , the junior United States Senator and former Congressman from Vermont , began with a formal announcement by Sanders on May 26 , 2015 , in Burlington , Vermont , which followed an informal announcement on April 30 .
The 2016 presidential campaign of Bernie Sanders , the junior United States Senator from Vermont , and former Congressman of the same , began with a formal announcement by Sanders on May 26 , 2015 in Burlington , Vermont , which followed an informal announcement on April 30 .