Santorum goes on defensive at Arizona debate

(Nick Oza / AP)

GOP presidential candidate Rick Santorum was thrown on the defensive during a debate as rival Mitt Romney attacked him over spending and earmarks.

Small donors and the enthusiasm gap

Small donors and the enthusiasm gap

Mitt Romney is getting less support from small donors than other GOP candidates — and some say that’s evidence of a bigger problem.

Romney, Obama unveil dueling plans

Romney, Obama unveil dueling plans

Tax proposals put forth touched off a fresh election-year debate over federal deficit and taxes paid by wealthy individuals, companies.

Rick Santorum’s ‘phony theology’ criticism of Obama follows theme

Rick Santorum’s ‘phony theology’ criticism of Obama follows theme

Santorum’s comments are a new twist on a steady theme: that Obama, Democrats have a secular worldview not based on the Bible.

Rick Santorum’s euthanasia fantasy

Rick Santorum’s euthanasia fantasy

FACT CHECKER | There appears to be not a shred of evidence to back up Santorum’s claims about euthanasia in the Netherlands.

Birth control a winner for Democrats

Birth control a winner for Democrats

SHE THE PEOPLE | Wondering why the Republicans would want to ride such a losing pony? They don’t.

The men behind the GOP’s millions

The men behind the GOP’s millions

A group of millionaires and billionaires is acting as kingmakers, often helping to decide which candidate might survive another day.

Supreme Court conflicted about prosecuting on military valor lies

Supreme Court conflicted about prosecuting on military valor lies

Court jousted about whether First Amendment allows government to prosecute people for lying about earning military honors.

Advancing benefits for same-sex partners of federal workers

Advancing benefits for same-sex partners of federal workers

FEDERAL DIARY | The Obama administration is preparing to finalize regulations that would extend benefits.

Operation Chaos comes to Michigan

Operation Chaos comes to Michigan

The Michigan Democratic Party is encouraging supporters to take part in the state’s GOP presidential primary on Tuesday.

Rick Santorum, opinion columnist

Rick Santorum, opinion columnist

The former senator’s newspaper columns for the Philadelphia Inquirer offer a window into the candidate’s mind.

Politics Blogs

44

Obama pays tribute to black history

Obama pays tribute to black history

The president hailed the groundbreaking of the National Museum of African American History and Culture.

2chambers

Suspicious mail sent to congressional offices

Suspicious mail sent to congressional offices

At least five offices — all outside the Washington area — have received notes and letters with a suspicious powdery substance, and similar letters may exist, officials warned.

She the People

Chris Christie White House fat jokes on rise again

The Chris Christie girth control watch and fat jokes have returned to TV amid chatter about a brokered Republican nominating convention.

In the Loop

Forbes to Santorum: Stop talking about Satan

Forbes to Santorum: Stop talking about Satan

Publisher Steve Forbes, during a phone interview, reflects on the GOP candidates.

Political Columns

Santorum cries Nazi

Outrageous comparisons are routine for him.”

Read the Article

 Dana Milbank

The trials of Saint Santorum

His views stem from his allegiance to Catholicism. ”

Read the Article

 Kathleen Parker

Why Democrats lose

And why independents are the key to victory.”

Read the Article

 Ruth Marcus

From Our Partners

Reverend Jesse Jackson departs the funeral for Whitney Houston at the New Hope Baptist Church in Newark, New Jersey February 18, 2012. Houston, 48, died in a Beverly Hills hotel room February 11, the eve of the industry's Grammy Awards.     REUTERS/Carlo Allegri (UNITED STATES - Tags: OBITUARY ENTERTAINMENT)

What Jesse Jackson
could teach Ron Paul

There are lessons from Jackson’s presidential bids for any candidate who has no chance of winning.

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Politics Videos

Video: Romney, Santorum swap charges in GOP debate (1:58)

Primed for a fight, Mitt Romney and Rick Santorum swapped accusations about spending and taxes Wednesday night in the 20th and possibly final debate of the roller-coaster race for the Republican presidential nomination. (Feb. 22)

Featured Photos

Republican presidential candidates debate in Arizona

The debate is the 20th of the primary race.

February on the campaign trail with #2012Unfiltered

Our reporters followed the candidates west this month for the latest round of primaries, caucuses and debates, and photographed the scenes along the way using the iPhone app Instagram and the hashtag #2012Unfiltered.

Republican candidates: February

With four contests behind them, the remaining presidential contenders campaign.

Presidential candidate Ron Paul

Rep. Ron Paul is seeking the 2012 Republican presidential nomination.

Romney’s second run

After a bloated 2008 run, the GOP presidential hopeful returns with a tightly knit team.

Newt Gingrich’s 2012 run

The former House speaker is seeking the Republican presidential nomination.

Campaign 2012: Rick Santorum

The former Pennsylvania senator is seeking the Republican presidential nomination.

The big spenders behind the super PACs

Here are some of the biggest financers of super PACs, the candidate-supporting organizations that can accept unlimited donations.

Mitt Romney’s time at BYU

As a student at a chaotic time for the Mormon school, the future candidate focused on family and his church.

Witness Campaign

Washington Post photographers capture the campaign trail.

Obama on the reelection trail

President Obama reaches out to voters and volunteers.

The Kennedy family’s politicians

Members of the famous family have gone on to a career in politics.