Pro-Palestinian students protest outside the Department for Education on March 22 in London. The students called for an immediate cease-fire in Gaza and for an end to links between U.K. universities and Israel. Mark Kerrison/In Pictures via Getty Images hide caption
Estonia flags on the shoreline of the Baltic Sea view in Tallinn, Estonia, on Thursday, Feb. 1, 2024. Peter Kollanyi/Bloomberg via Getty Images hide caption
Presiding judge Nawaf Salam (fourth from left) arrives to read a decision at the International Court of Justice in The Hague, Netherlands, Tuesday. Peter Dejong/AP hide caption
Actor Gerard Depardieu addresses the media during the press conference for the film 'Saint Amour' at the 2016 Berlinale Film Festival in Berlin, Germany, Friday, Feb. 19, 2016. Axel Schmidt/AP hide caption
Valentine's Mascara by street artist Banksy, on the side of a house in Margate, England. William Edwards /AFP via Getty Images hide caption
Visitors observe the painting the Mona Lisa by Italian artist Leonardo da Vinci on display in a gallery at Louvre on May 19, 2021 in Paris, France. Marc Piasecki/Getty Images hide caption
A photo of Ajmal Khan on his way to Western Europe to find work, taken by a travel companion and sent by Khan to his family in Afghanistan via WhatsApp. The 17-year-old drowned when crossing the Drina River near the city of Bijeljina in Bosnia-Herzegovina — part of a common route for migrants as they head toward wealthier European countries. Courtesy of the family hide caption
Britain's King Charles III (center), next to Queen Camilla, waves as they arrive at St. George's Chapel, Windsor Castle, on March 31. Hollie Adams/AFP/Getty Images hide caption
Secretary of the Army Christine Wormuth looks over the latest version of the M1A2 Abrams main battle tank as she tours the Joint Systems Manufacturing Center on Feb. 16, 2023, in Lima, Ohio. Carlos Osorio/AP hide caption
Spain's Prime Minister Pedro Sanchez poses for a portrait after an interview with The Associated Press at the Moncloa Palace in Madrid, Spain, June 27, 2022. Bernat Armangue/AP hide caption
Stewards check tourists' QR code access outside the main train station in Venice, Italy, on Thursday. Luca Bruno/AP hide caption
President Biden on Wednesday announces the signing of a $95 billion military assistance package for Ukraine, Israel and Taiwan. Ukraine says the aid is critical as it seeks to regain momentum on the battlefield from Russia. Evan Vucci/AP hide caption
British Prime Minister Rishi Sunak speaks during a press conference in London on Monday regarding a treaty between Britain and Rwanda to transfer asylum-seekers to the African country. Toby Melville/Pool/AFP via Getty Images hide caption
Ukrainian soldiers carry shells to fire at Russian positions on the front line, near the city of Bakhmut, in Ukraine's Donetsk region, on March 25. The outgunned and outnumbered Ukrainian troops have been struggling to halt Russian advances. Efrem Lukatsky/AP hide caption
Although matzo sold in supermarkets is typically square, the round matzo is believed to be the earliest form of this unleavened bread that is eaten during the Passover holiday as a symbol of both suffering and freedom. Ronaldo Schemidt/AFP via Getty Images hide caption
Denys Shmyhal, Ukraine's Prime Minister, at NPR headquarters in Washington, D.C. Mhari Shaw for NPR hide caption
Surviving children of the Auschwitz concentration camp, one of the camps the Nazis had set up to exterminate Jews and kill millions of others. Research into the appropriate way to "re-feed" those who've experienced starvation was prompted by the deaths of camp survivors after liberation. ullstein bild/Getty Images hide caption
Tens of thousands of people watched as dozens of colorfully decorated boats toured the Dutch capital's historic canals Saturday, Aug. 5, 2023, in the most popular event of a six-day Pride Amsterdam festival that attracts tens of thousands of visitors to the city. Peter Dejong/AP hide caption
The grass pea — Lathyrus sativus — is hardy and drought resistant. It tastes like a sugar snap pea, although if that's all you were to eat its natural toxin could make you sick. But breeders might be able to address that issue. Sadasiba Behera/Getty Images hide caption
Mayor of London Sadiq Khan speaks to the media during a visit to the Francis Crick Institute in London to announce a new London Growth Plan to boost economic growth on April 3. Jordan Pettitt /PA Images via Getty Images hide caption
People watch as fire and smoke rise out of the Old Stock Exchange in Copenhagen. Emil Helms/Ritzau Scanpix via AP hide caption
Members of European Parliament participate in a series of votes as they attend a plenary session at the European Parliament in Brussels, Wednesday, April 10, 2024. Geert Vanden Wijngaert/AP hide caption
Dancers wearing Chechen national costumes perform to celebrate the reelection of Chechnya's regional leader Ramzan Kadyrov (pictured in the background) in Grozny, Russia in September 2021. Musa Sadulayev/AP hide caption
President of the European Court of Human Rights Síofra O'Leary, center, speaks Tuesday, April 9, 2024 in Strasbourg, eastern France. Jean-Francois Badias/AP hide caption