Corey Lewandowski answered reporters’ questions after his candidate, Donald J. Trump, received Ben Carson’s endorsement in Palm Beach, Fla., this month.
His formal arrest was detailed in a police report that cited new security-camera images showing Mr. Lewandowski pulling a reporter out of his way after Mr. Trump spoke in Florida on March 8.
Donald J. Trump greeting supporters on Tuesday during a campaign event Janesville, Wis.
Mr. Trump, the anti-establishment voice, kicked off his quest at a rally in Janesville, the hometown of Speaker Paul D. Ryan — the button-downed, clean-cut steward of the G.O.P.
Asked at a forum hosted by CNN if he still pledged to support the nominee if someone else wins, Donald J. Trump said, “No, I don’t anymore,” and added he had not been treated fairly.
With the Republican candidates tearing each other apart, big-name conservative hosts are navigating how to address Mr. Trump’s candidacy without alienating listeners.
On April 19, where else would you see a New Yorker go up against a New Yorker for the right to go up against, very possibly, a New Yorker?
People walked past the closed General Motors Janesville Assembly Plant in Janesville, Wis., on Monday.
Janesville, Wis., where Donald J. Trump’s campaign will be holding a rally, has been the site of political and economic upheaval in recent decades. Here is a bit of background.
Donald J. Trump at Mar-a-Lago in Palm Beach, Fla., in March.
Endorsements have piled up as the Republican and Democratic fields have been whittled. Have you been paying attention? Test your knowledge.
An interactive delegate calculator that lets you simulate how the 2016 Republican nomination could unfold.
An interactive delegate calculator that lets you simulate how the 2016 Democratic nomination could unfold.
The 2016 primaries and caucuses have begun. See results and upcoming primary dates.
A supporter outside the venue where Donald Trump spoke in Fayetteville, North Carolina.
The days before primaries and caucuses are intense — and often emotional — for voters and candidates alike. We’re following the campaigns to capture that drama.
Americans share their hopes, fears and frustrations in interviews from the campaign trail.
To the Obama administration, the new data is seen as evidence that there has been pent-up demand for the policy signed into law by the president.
Expanding on his contention that neither Mr. Trump nor Senator Ted Cruz can win in November, Mr. Kasich also warned that the Republican presidential nominee could put control of the House and Senate at risk.
Mrs. Clinton said an episode in which Mr. Trump’s campaign manager, Corey Lewandowski, grabbed a reporter was part of a broader campaign of “aggressive behavior.”
Senator Mark S. Kirk of Illinois chastised other members of his party and called President Obama’s Supreme Court pick “one of the most eminent judges in the country.”
Treasury Secretary Jacob J. Lew on Wednesday will hail the success of economic sanctions against Iran and others, but warn against their overuse.
You didn’t hear this from the candidate, but Ms. Manigault, a stalwart supporter of Mr. Trump’s campaign and a former contestant on “The Apprentice,”, said that Mr. Trump would likely dismiss Mr. Lewandowski, his campaign manager, if he fails to win the Wisconsin primary.
Less than a week after oral arguments, the court called for supplemental briefs in an unusually elaborate order that seemed to envision new federal regulations.
Environmentalists started a campaign, like one used before the Supreme Court’s gay rights ruling last year, to win backing for President Obama’s effort to cut greenhouse gases from coal plants.
With the Wisconsin primary approaching, Hillary Clinton reached out to one of her most loyal constituencies, speaking passionately to African-American parents about the gun violence and clashes with the police that have plagued their communities.
Donald J. Trump will hold a rally in Janesville, Wis., House Speaker Paul D. Ryan’s hometown, on Tuesday afternoon. The state, which has seen its middle class hit hard by the decline in manufacturing jobs, could prove fertile ground for Mr. Trump.
The decision for the event in Cleveland in July neutralized an effort by gun rights advocates to pressure candidates to pick a side on the issue.
Dr. Patrick H. Conway, chief medical officer at the Centers for Medicare and Medicaid Services, keeps one foot on the front lines as he works to improve the health system.
As President Obama gathers leaders for his last Nuclear Security Summit, tons of materials that terrorists could use to make small nuclear devices or dirty bombs remain vulnerable to theft.
Bashing trade deals has proved a winning strategy for Donald Trump, but economists mostly agree they have benefited American households significantly.
There is a good case to be made that without Nafta, there might not be much left of Detroit at all. A wall of tariffs against Mexico would probably do more harm than good.
Hillary Clinton’s delegate advantage seems likelier to grow over the rest of the contests than to shrink.
Mr. Gregory, the former “Meet the Press” host, will focus on “New Day” for the network, which also hired Angela Rye, formerly of the Congressional Black Caucus, as a commentator.
The latest news from the campaign trail.
The Texas senator, dismissing a National Enquirer article as “garbage,” insisted that it was peddled by his campaign rival through close allies.
Two Democrats and three Republicans are still in the running for their party’s 2016 presidential nomination.
The New York Times will be checking assertions made throughout the 2016 presidential campaign.
See how the latest fund-raising numbers from the campaigns and outside groups stack up.
The Bush campaign and the “super PAC” supporting it burned through an unrivaled war chest over seven months. Here is where some of that money went.
Six New York Times photographers have blanketed the early presidential campaign states during the last three weeks, challenged by carefully constructed stagecraft.
After the Iowa caucuses, the paths to the nomination diverge for the three leading candidates.
See what the candidates are saying about gun control, immigration and more, and how their positions align with the American people.
Here’s the latest news and analysis of the candidates and issues shaping the presidential race.
A week in February 1992 revived Bill Clinton’s presidential campaign and made the state hallowed ground for the Clintons.
Browse New York Times photos and slideshows from the 2016 presidential campaign.
Breaking down the messaging powering the 2016 presidential election.
An attempt to categorize every insult Donald J. Trump has made on Twitter since declaring his candidacy for president.
Here are some well-known people who are backing one Democratic candidate or the other, and why they’re doing so.
The Times has produced a virtual reality film from footage taken over the last month capturing the candidates and perhaps the best part of their events: the crowds.
The explanation may be that for all its controversy and imperfections, the sweeping law has taken hold.
Despite all the forces arrayed against Mr. Trump, a paralytic sense of indecision and despair has prevailed.
An analysis of 95,000 words Mr. Trump said in public in the past week reveals powerful patterns in his speech which, historians say, echo the appeals of demagogues of the past century.
Mitt Romney asked Republicans to support multiple candidates in remaining primary and caucus states, an admission that a brokered convention is now the most likely route to block Donald J. Trump from the nomination.
Just 158 families have provided nearly half of the early money for efforts to capture the White House.
The super-affluent throw tens of millions of dollars into candidate and “super PAC” coffers, seeking to influence the 2016 presidential race.
Unprecedented political spending helped elect a fresh-faced financier. But his ideological vision has unsettled many in the state.
The impoverished island turned to hedge funds to stave off collapse. Now someone has to pay.
The 2016 primaries and caucuses have begun. See results and upcoming primary dates.
The very richest are able to quietly shape tax policy that will allow them to shield billions in income.
The Times analyzed key moments live from Hillary Rodham Clinton’s testimony on Thursday to a House committee investigating the 2012 attacks in Benghazi, Libya.
Though running for senator from New York required Hillary Rodham Clinton to reluctantly let down her guard, she gradually became an adept campaigner.
An attack by the future presidential candidate while seeking office in Morris County showed his tactics early. There was just one problem: It was inaccurate.
During his 2010 race for the Senate, Mr. Paul appealed to Kentuckians who believed in shutting down the government to advance their goals.
With the same message, the same style, the same themes and the same aides, Mr. Cruz’s presidential campaign is essentially an extension of his 2012 Senate race.
Mr. Bush followed a sometimes painful learning curve in his first political race, a loss that hangs over him as he tries to right his campaign for president.
Follow The New York Times Politics and Washington on Facebook for news and analysis from The Times on politics and campaigns, domestic policy and government, national security and foreign policy.
Senate Republicans continue to block consideration of President Obama’s nominee, which means many more 4-to-4 “decisions” like Tuesday’s are coming.
Trump thinks America is being ripped off and NATO is obsolete, but war in Estonia or the East China Sea could be the biggest rip-off of all.
History suggests that each party’s eventual nominee will emerge from 2015 in one of the top two or three positions, as measured by endorsements, fund-raising and polling.
See how the latest fund-raising numbers from the campaigns and outside groups stack up.
More than 80 individuals or corporations have given $1 million or more to presidential campaigns and the political organizations supporting the candidates.
The Republican party has 16 major presidential candidates this cycle — three times the number of Democrats and more than any other field in recent history.
How the teams behind some likely and announced 2016 candidates are connected to previous campaigns, administrations and organizations.
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