If the Republican Party continues to demean minorities and women and attaches itself to rightwing White Christians and not broadening their base they will go the way of the Whig party.
There are 324 million Americans.
The Pew Research Center projects that there will be 441 million by 2065.
And by the time the country gets there, our electorate will have changed in a profound way: In 50 years, no ethnic group will be a majority.
From an Oct 9th 2015 article
America is in the middle of an extreme demographic shift
The good news is blacks will become irrelevant. Latinos have already surpassed them and now Asians are even catching up to them in numbers. With such vast numbers of negros killing their own through street thuggery and abortion, along with their homosexuality and HIV rates, record high incarceration rates, low education and high unemployment, it's safe to say they won't be going anywhere as a demographic but down.
Keep up the good work guano.