washington republicans cheer u.s. supreme court thursday thwart president barack obama plan offer millions undocumented immigrants relief deportation sense triumph might last november presidential election recent history guide stall cause immigration reform could energize hispanic voters support likely democratic nominee hillary clinton hurt republican donald trump chance reach white house four years ago obama seek reelection second term make republican opposition reform central theme campaign end swamp opponent mitt romney almost margin among latino voters make around 12 percent u.s. electorate republican hop secure large share vote election already seem grim give trump vow deport estimate 11 million immigrants country illegally build wall along southern u.s. border democrats quick assail rule voice concern fate million immigrants shield deportation obama executive action also clear believe high court hand potent weapon spur latinos fastest-growing segment u.s. electorate vote great number latino vote bloc expect swell 27.3 million 2016 million years ago prospect clinton fill current vacancy top court liberal-leading justice could potentially protect immigration-reform program may galvanize voters well republicans congress refuse accept obama pick top court fill vacancy leave death conservative justice antonin scalia february justices rule thursday send question legality obama program back texas federal court trial leave open possibility matter could return high court appeal late date court decision add fuel fire already rag say brad bannon democratic strategist events raise intensity latino turnout even more wake rule immigration activists vow payback november election stag protest thursday recent survey latino decisions poll firm show half u.s. hispanic electorate show great enthusiasm vote 2016 compare 2012 support obama pro-immigrant executive order run high expect similar dynamics fall perhaps even give election likely determine ideological direction supreme court say david damore analyst firm give trump unpopularity latino voters question many democrats outside clinton campaign less attract bloc support make sure vote large enough number help offset trump expect advantage among white voters court decision may also help make traditionally republican state increase hispanic populations arizona competitive election strategists party say reed galen republican strategist california say rule could boost democratic hop latino-heavy battleground state nevada colorado florida issue get latino voters fire galen say get show up galen believe little party mitigate damage believe trump do appeal among hispanics republican national committee autopsy report romney defeat say essential party broaden appeal hispanic voters embrace immigration reform trump push envelope immigration far republicans know decision go damage say barn already blow up rev samuel rodriguez president national hispanic christian leadership conference conservative advocacy group disagree say republicans congress could still enact reform year would ward trump deportation threat build strong tie latino voters quintessential green light republicans put money mouth rodriguez say many republicans careful thursday applaud court rule ground curtail view abuse executive authority obama without delve underlie immigration issue constitution clear president permit write laws congress say paul ryan speaker u.s. house representatives ryan support comprehensive immigration reform trump however go praise rule say election hold key block illegal immigration election supreme court appointments come decide whether border hence country say statement vow reverse obama executive action immigration president immigration win republicans could help clinton end