WASHINGTON, DC - MARCH 21: House Speaker Paul Ryan (R-WI) walks into a news conference after a House Republican closed party conference attended by U.S. President Donald Trump, on Capitol Hill, on March 21, 2017 in Washington, DC. President Trump urged House Republicans to support his American Health Care Act. (Photo by Mark Wilson/Getty Images)
YORK, ENGLAND - MARCH 19: Liberal Democrats party leader Tim Farron delivers his keynote speech to party members on the last day of the Liberal Democrats spring conference at York Barbican on March 19, 2017 in York, England. Lib Dem leader Tim Farron said that the Liberal Democrats are the 'real opposition' to Prime Minister Theresa May and that the Lib Dems are the 'only party in British politics opposed to a hard Brexit'. (Photo by Christopher Furlong/Getty Images)
TOPSHOT - Syrian civil defence volunteers, known as the White Helmets, walk amid debris as they extinguish fire reportedly caused by air strikes in the rebel-controlled town of Hamouria, in the eastern Ghouta region on the outskirts of the capital Damascus, on March 21, 2017. / AFP PHOTO / AMER ALMOHIBANY (Photo credit should read AMER ALMOHIBANY/AFP/Getty Images)
WASHINGTON, DC - MARCH 22: Judge Neil Gorsuch looks on during the third day of his Supreme Court confirmation hearing before the Senate Judiciary Committee in the Hart Senate Office Building on Capitol Hill, March 22, 2017 in Washington. Gorsuch was nominated by President Donald Trump to fill the vacancy left on the court by the February 2016 death of Associate Justice Antonin Scalia. (Photo by Justin Sullivan/Getty Images)
LANGKAWI, MALAYSIA - MARCH 21: T-50 aircraft of South Korean Black Eagles perform during the 2017 Langkawi International Maritime and Aerospace Exhibition (LIMA 2017) on March 21, 2017 in Langkawi, Malaysia. (Photo by VCG/VCG via Getty Images)
People make hearts with their fingers during a ceremony outside the Bourse, commemorating the first anniversary of the bomb attacks in Brussels metro and the Belgian international airport of Zaventem, in Brussels, Belgium, March 22, 2017. REUTERS/Yves Herman TPX IMAGES OF THE DAY
DAMASCUS, SYRIA - MARCH 22: Smoke rises from the debris of a building as clashes between opposition forces and Assad regime forces continue in Jobar district of Damascus, Syria on March 22, 2017. (Photo by Ammar Suleyman/Anadolu Agency/Getty Images)
A woman assists an injured person after an incident on Westminster Bridge in London, Britain March 22, 2017. REUTERS/Toby Melville SEARCH "MELVILLE WESTMINSTER" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. TPX IMAGES OF THE DAY
Flowers are left outside New Scotland Yard after a minute's silence the morning after an attack by a man driving a car and weilding a knife left five people dead and dozens injured, in London, Britain, March 23, 2017. REUTERS/Neil Hall TPX IMAGES OF THE DAY
LONDON, ENGLAND - MARCH 22: An armed police officer stands guard near Westminster Bridge and the Houses of Parliament on March 22, 2017 in London, England. A police officer has been stabbed near to the British Parliament and the alleged assailant shot by armed police. Scotland Yard report they have been called to an incident on Westminster Bridge where several people have been injured by a car. (Photo by Jack Taylor/Getty Images)
LONDONDERRY, NORTHERN IRELAND - MARCH 23: The coffin of the late Martin McGuinness is carried as the funeral cortege passes through the streets of Derry on March 23, 2017 in Londonderry, Northern Ireland. The funeral is held for Northern Ireland's former Deputy First Minister Martin McGuinness who died on Monday 20th March 2017. He was once chief of staff of the IRA but later became Sinn Fein's chief negotiator in the talks that led to the Good Friday agreement bringing peace to Northern Ireland. (Photo by Jeff J Mitchell/Getty Images)
A woman is assisted while crossing a flooded street after the Huaycoloro river overflooded its banks sending torrents of mud and water rushing through the streets in Huachipa, Peru, March 17, 2017. REUTERS/Guadalupe Pardo TPX IMAGES OF THE DAY
ATTENTION EDITORS - VISUAL COVERAGE OF SCENES OF INJURY OR DEATH The body of a migrant attached to a life jacket is seen in central Mediterranean Sea off the Libyan coast, March 23, 2017. REUTERS/Yannis Behrakis TPX IMAGES OF THE DAY
The building of the city hall in Tel Aviv's Rabin square in Israel is illuminated in solidarity with Britain for the attack on Westminster Bridge in London March 22, 2017. REUTERS/Nir Elias TPX IMAGES OF THE DAY
A U.S. Senate Judiciary Committee aide sets out a name plate at the seat of Supreme Court nominee judge Neil Gorsuch before the start of his confirmation hearing on Capitol Hill in Washington, U.S. March 20, 2017. REUTERS/Jonathan Ernst TPX IMAGES OF THE DAY
A forensics investigator works at the scene after an attack on Westminster Bridge in London, Britain March 22, 2017. REUTERS/Hannah McKay TPX IMAGES OF THE DAY
LONDON, ENGLAND - MARCH 23: Members of the public light candles during a candlelit vigil at Trafalgar Square on March 23, 2017 in London, England. Four People were killed in Westminster, London, yesterday in a terrorist attack by 'lone wolf' killer Khalid Masood, 52. Three of the victims have been named as PC Keith Palmer, US tourist Kurt Cochran from Utah and Mother of two Aysha Frade. (Photo by Carl Court/Getty Images)
U.S. President Donald Trump pumps his fist as he arrives aboard Air Force One at Louisville Air National Guard Base in Louisville, Kentucky, U.S. March 20, 2017. REUTERS/Jonathan Ernst TPX IMAGES OF THE DAY
NEW YORK, NY - MARCH 21: A pair of English Bulldogs, the 4th most popular breed of 2016, are shown at The American Kennel Club Reveals The Most Popular Dog Breeds Of 2016 at AKC Canine Retreat on March 21, 2017 in New York City. (Photo by Jamie McCarthy/Getty Images)
A man peers out from a bar on Saint Patrick's day in Manhattan, New York, U.S., March 17, 2017. REUTERS/Andrew Kelly TPX IMAGES OF THE DAY
Germany's Chancellor Angela Merkel and U.S. President Donald Trump hold a joint news conference in the East Room of the White House in Washington, U.S., March 17, 2017. REUTERS/Jonathan Ernst TPX IMAGES OF THE DAY
WASHINGTON, DC - MARCH 23: (EDITORS NOTE: Retransmission with alternate crop.) U.S. President Donald Trump sits in the cab of a truck as he welcomes members of American Trucking Associations to the White House March 23, 2017 in Washington, DC. President Trump hosted truckers and CEOs for a listening session on healthcare. (Photo by Alex Wong/Getty Images)
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The biggest story out of the past week was the tragic set of attacks in London on Wednesday. Several people were stuck by a car on Westminster Bridge while an armed assailant entered nearby Parliament and stabbed a police officer. Five people, including the police officer and the attacker, were killed, while many more remain hospitalized.
That same day elsewhere in Europe, the first anniversary of the attacks on the metro and airport in Brussels, Belgium, was commemorated.
In the United States, President Donald Trump hosted German Chancellor Angela Merkel at the White House, while confirmation hearings continued for Supreme Court Justice nominee Neil Gorsuch.
Click through the slideshow above to see photos from all of these stories and more, and be sure to check back next weekend for our selection of the best photography from the coming seven days.