est100 一些攝影(some photos): Politics, 2015 in photos. 政治

(Photo: Chip Somodevilla/Getty Images)

President Obama holds the hand of civil rights leader Amelia Boynton Robinson, who was beaten during Bloody Sunday, as they walk across the Edmund Pettus Bridge in Selma, Ala., at the 50th anniversary of Bloody Sunday, a landmark event of the civil rights movement. From left: Marian Robinson, Sasha Obama, first lady Michelle Obama, Rep. John Lewis, D-Ga., Barack Obama, Robinson, and Adelaide Sanford, also in a wheelchair. (Photo: Jacquelyn Martin/AP)

A staff member removes the Iranian flag from the stage after a group picture with representatives from the United States, Iran, China, Russia, Britain, Germany, France and the European Union during the Iran nuclear talks in Vienna. Iran and six major world powers reached a nuclear deal capping more than a decade of on-off negotiations, with an agreement that could potentially transform the Middle East and which Israel called a “historic surrender.” (Photo: Carlos Barria/ Reuters)

Supporters of Republican U.S. presidential candidate and former Florida Gov. Jeb Bush knock on doors to gain entrance to the formal announcement of his campaign for the 2016 Republican presidential nomination at a kickoff rally in Miami. (Photo: Carlo Allegri/Reuters)

Republican presidential candidate Donald Trump pulls his hair back to show that it is not a toupee while speaking at a rally at the TD Convention Center in Greenville, S.C. Trump says his trademark hairdo is for real. He told the 1,800 attendees: “It’s my hair … I swear.” (Photo: Richard Shiro/AP)

Republican presidential candidate Donald Trump addresses supporters during a campaign rally at the Greater Columbus Convention Center in Columbus, Ohio. Trump spoke about immigration and Obamacare, among other topics, to about 14,000 supporters. (Photo: Ty Wright/Getty Images)

Donald Trump and Marco Rubio talk during a commercial break at the Republican presidential debate at the Milwaukee Theatre in Milwaukee. (Photo: Jeffrey Phelps/AP)

U.S. Chairman of the Joint Chiefs of Staff Gen. Martin Dempsey, Defense Secretary Ash Carter and Secretary of State John Kerry testify at a Senate Foreign Relations Committee hearing on “The President’s Request for Authorization to Use Force Against ISIS: Military and Diplomatic Efforts,”

on Capitol Hill in Washington. (Photo: Kevin Lamarque/Reuters)

U.S. Secretary of State John Kerry greets Afghan President Ashraf Ghani, left, and Chief Executive Abdullah Abdullah before a dinner at the State Department. (Photo: Yuri Gripas/Reuters)

President Obama receives an update in the White House Situation Room from Secretary of State John Kerry during the Iran nuclear talks. In Lausanne, Switzerland, Kerry and his German and French counterparts extended talks in April 1 for a second day beyond a self-imposed deadline to reach a preliminary agreement with Iran on its nuclear program. (Photo: White House/Handout via Reuters)

Hayden Lewis, of Norwalk, Conn., cousin of Sandy Hook School shooting victim Jesse Lewis, stands with family during a news conference at the Legislative Office Building in Hartford. Connecticut’s congressional delegation is backing federal legislation that would honor Lewis and provide expanded support to train teachers in social and emotional learning. (Photo: Jessica Hill/AP)

The president’s translator, Luther, as portrayed by comedian Keegan-Michael Key, gestures as President Obama speaks at the annual White House Correspondents’ Association gala at the Washington Hilton hotel. The dinner is an annual event attended by journalists, politicians and celebrities. (Photo: Olivier Douliery-Pool/Getty Images)

A young boy greets police officers in riot gear during a march in Baltimore, following the decision to charge six Baltimore police officers — including one with murder — in the death of Freddie Gray. (Photo: Lucas Jackson/Reuters)

Senator Warren, D-Mass., casts a shadow as she delivers remarks at an American Prospect forum on the role of journalism in progressive politics, in Washington, D.C. (Photo: Jonathan Ernst/Reuters)

U.S. Senator Marco Rubio, R-Fla., autographs his Time magazine cover after announcing his bid for the 2016 Republican presidential nomination, at Freedom Tower in Miami. (Photo: Carlo Allegri/Reuters)

Outgoing Speaker of the House John Boehner, R-Ohio, wipes away tears as he gives his farewell speech in the House chamber. The House of Representatives got set to vote for a new speaker to succeed him. (Photo: Alex Wong/Getty Images)

Boehner, R-Ohio, talks to reporters after the weekly House GOP caucus meeting at Republican National Committee headquarters on Capitol Hill. Boehner said that President Obama should scrap his plan for military force against the Islamic State and start over. “The president’s request for Authorization of Use of Military Force calls for less authority than he has today. Given the fight that we’re in, it’s irresponsible,” Boehner said. (Photo: Chip Somodevilla/Getty Images)

Doug Hughes, the pilot of the gyrocopter that landed on the grounds of the U.S. Capitol, holds up a poster given to him by supporters while speaking to the media after appearing in court in Washington, D.C. Hughes pleaded not guilty to six federal charges. (Photo: Mark Wilson/Getty Images)

Aurelie Mehaute joins hundreds of others at a monument to the Marquis de Lafayette in Boston in support of Paris following the attacks. (Photo: Brian Snyder/Reuters)

German Chancellor Angela Merkel speaks with President Obama outside the Elmau castle in Kruen, near Garmisch-Partenkirchen, Germany. Leaders of the G7 industrial nations vowed to keep sanctions against Russia in place until President Vladimir Putin and Moscow-backed separatists fully implemented the terms of a peace deal for Ukraine. (Photo: Michael Kappeler/Pool/Reuters)

President Obama extends a hand to Russian President Vladimir Putin during their meeting at the General Assembly in New York City. (Photo: Kevin Lamarque/Reuters)

President Obama talks with Russian President Vladimir Putin prior to a session of the G-20 summit in Antalya, Turkey. The leaders of the Group of 20 were wrapping up their two-day meeting against a backdrop of heavy French bombardment of the Islamic State’s stronghold in Syria. The bombings marked a significant escalation of France’s role in the fight against the extremist group. (Photo: Kayhan Ozer/Anadolu Agency via AP, Pool)

French President François Hollande and President Obama embrace during a joint news conference at the White House. Eleven days since coordinated terror attacks left 129 people dead in Paris, Hollande and Obama met in Washington in a show of solidarity and to continue their coordination in the military campaign against the Islamic State, or ISIS, the organization that claimed responsibility for the attacks. (Photo: Chip Somodevilla/Getty Images)

Former President Jimmy Carter discusses his cancer diagnosis during a press conference at the Carter Center in Atlanta. Carter confirmed that he has melanoma that had spread to his liver and brain and would start treatment that day. (Photo: Jessica McGowan/Getty Images)

Former President George W. Bush poses with students at Warren Easton Charter High School in New Orleans. Bush was in town to commemorate the 10th anniversary of Hurricane Katrina. (Photo: Gerald Herbert/AP)

Former vice presidential candidate Sarah Palin takes the stage during a rally against the Iran nuclear deal on the West Lawn of the U.S. Capitol. Thousands of people gathered for the rally, organized by the Tea Party Patriots, which featured conservative pundits and politicians. (Photo: Chip Somodevilla/Getty Images)

Republican presidential candidate, former Florida Gov. Jeb Bush, stretches before speaking during a campaign stop in Bedford, N.H. (Photo: Jim Cole/AP)

(Photo: Mike Segar/Reuters)

Democratic presidential candidate Hillary Clinton speaks to voters at a political house party in Beaverdale, Iowa, on a hot Saturday. (Photo: Melina Mara/The Washington Post via Getty Images)

Louie Dixon, 6, of Des Moines, shows presidential candidate Hillary Clinton his missing tooth at the Iowa State Fair. (Photo: Khue Bui for Yahoo News)

People cheer after Democratic presidential candidate Hillary Clinton stands onstage with her husband, former president Bill Clinton, after her official kickoff rally at the Four Freedoms Park in New York City. The long-awaited speech, at a location associated with the values Franklin D. Roosevelt outlined in his 1941 State of the Union address, is the Democratic candidate’s attempt to define the issues of her campaign to become the first female president of the United States. (Photo: Spencer Platt/Getty Images)