Article continues below advertisementBruce Springsteen has never been subtle about where he stands, but with a new protest anthem aimed at Immigration and Customs Enforcement and a cross-country tour framed as a defense of American democracy, the Boss is once again turning stadium rock into a battleground.Springsteen and the E Street Band announced a 20-date Land of Hope and Dreams tour across the U.S. beginning March 31 at Minneapolis' Target Center.