Party identity is shifting under President Trump, and the process is affecting both parties.

There may still be a silver lining among relationships between Democrats and Republicans in an increasingly polarized political environment, according to a new poll. A poll released Friday by NBC News ...

The U.S. political landscape is often marred by gridlock and conflict due to sharp divisions between Democrats and Republicans. Yet even in this climate, there is a group of lawmakers who cross party ...

Has America become a four-party country? Tuesday's Election Day might shed a little light on the splintering Democrat and Republican parties. There's always been "left" then "further left," or "right" ...

WASHINGTON — When the Senate Finance Committee met Wednesday for a hearing on the rising cost of health care in the United States, Republicans and Democrats agreed the problem has become a national ...