Researchers

Last year, U.S. Senator Bernie Sanders ran against Hillary Clinton for the Democratic nomination for president and lost. Then Hillary Clinton lost the presidency to Donald Trump. Having already lost the Senate and the House to Republicans long before the presidency, the political influence of the Democrats in the U.S.

Hillary Clinton and Donald Trump were a giant step closer toward securing their parties' presidential nominations with powerful wins in a string of primary wins in the U.S. Northeast.

U.S. Democratic front-runner Hillary Clinton suffered a surprise loss to challenger Bernie Sanders in a major state primary March 8, as billionaire Donald Trump notched a trio of easy victories in the Republican presidential nomination race.

Two days after her humiliating New Hampshire defeat, White House hopeful Hillary Clinton sought to regain the upper hand against her Democratic rival Bernie Sanders in their debate on Feb. 11, denouncing his proposals as unrealistic and costly.

Hillary Clinton mounted a sharp attack on White House rival Bernie Sanders on Feb. 4, accusing her Democratic challenger of waging a smear campaign and warning his promises of revolution "don't add up."

Hillary Clinton and other Democratic presidential hopefuls used Donald Trump as a political bogeyman on Dec. 18 to highlight their own calls to defeat jihadist extremists without the bigotry and bluster brandished by their top Republican rival.

U.S. Democratic presidential front-runner Hillary Clinton played defense over her 2003 vote backing the U.S. invasion of Iraq and inched away from President Barack Obama on Syria and the rise of the Islamic State of Iraq and the Levant (ISIL) militants during a contentious debate on Nov. 14. 

One of America's most liberal senators, Vermont's Bernie Sanders, said April 29 that he will seek the Democratic presidential nomination, presenting a challenge to Hillary Clinton from the party's left flank.