Billionaire former New York mayor declares he wants to prevent the 'existential threat to our country' of a second Trump term, earmarks $150 million for campaign

South Bend mayor, now the Iowa front-runner, has expressed willingness to leverage aid for Israeli cooperation; but he's also spoken out strongly against Hamas, rocket attacks

Candidates explicitly acknowledge importance of black and other minority voters; climate crisis finally gains some attention

Health care reform takes center stage, laying bare the divide between moderate and liberal policy platforms in a debate largely overshadowed by impeachment hearings

Frontrunners Biden, Sanders, Warren, Buttigieg speak out against Trump administration's announcement that settlements not 'inconsistent with international law'

Moderate former New York mayor to focus his efforts on Super Tuesday states if he launches presidential bid, concede early voters due to his late entry to race

Former NYC mayor's steps highlight fears in party that as Biden slips and liberal Warren surges, current crop of candidates won't be able to beat Trump in next year's election

Former New York mayor, dissatisfied with crop of Democrats vying to challenge president, files paperwork to enter primary but still has not made final decision

Conference of Presidents of Major American Jewish Organizations says 'deeply troubled' by statements from Warren, Sanders, Buttigieg that aid could be used to force policy change

Jewish billionaire believes tide is turning against wave of global populism; of his vilification by right-wing leaders, he says: ''I must be doing something right'