Republicans’ optimism about future of GOP declines -- Pew Research Center

Republicans and Republican-leaning independents are less confident about what lies ahead for their party than they were immediately following the election of Donald Trump last year. Pessimism about the GOP's future remains a minority viewpoint among Republicans and Republican leaners. ....
http://www.pewresearch.org/fact-tank/2017/10/03/republicans-optimism-about-future-of-gop-declines/