Donetsk, eastern Ukraine. Artillery ammunition has been in short supply for the Ukrainian military for more than a year.

A photograph released by Russian state media showed Timur Ivanov in Moscow in 2018. Mr. Ivanov is known as a protégé of Sergei K. Shoigu, the Russian defense minister.

The Wall Street Journal reporter Evan Gershkovich, inside a glass cage in a courtroom in Moscow on Tuesday, must stay in a prison there, a court ruled.

Congress is about to provide billions more dollars to Kyiv, mostly in the form of ammunition and long-range artillery, but questions remain whether new artificial intelligence technology will be enough to help turn the tide of the war.

Ukrainian soldiers with a howitzer in the country’s Donetsk region in February.

Ukrainian soldiers of the 148th Separate Artillery Brigade with a M777 howitzer at a firing position in the Donetsk region, Ukraine, in March.

House Speaker Mike Johnson took an extraordinary political risk to defy the anti-interventionist wing of his party and push through the foreign aid package.

Ukrainian service members training in the Donetsk region earlier this month.

The flags of the United States and Niger fly side by side at the base camp for military personnel supporting the construction of Niger Air Base 201 in 2018.

Abrams tanks, like this one at a training ground in Poland in 2022, have looked vulnerable on the drone-heavy battlefields of Ukraine.

Lithuanian police officers near the home of Leonid Volkov, a close associate of Aleksei A. Navalny who was assaulted with a hammer last month in Vilnius.

Secretary of State Antony J. Blinken, center, and Evan Ryan, his wife, at the Group of 7 meeting on Capri in Italy. The group has grown more active and ambitious in recent years

Soldiers of Ukraine’s 32nd Mechanized Brigade in the Kharkiv region this month.

Former President Donald J. Trump at the CPAC Convention in February. European leaders are seeking to plan for a possible second Trump presidency.

Muyassar Zargarova, the mother of one of the Tajik suspects in the terrorist attack outside Moscow, said her son had never exhibited signs of extremism.

Outside a court in Karlsruhe, Germany, on Thursday. Federal prosecutors based in the city said one of the men had considered a U.S. military base as one of several potential targets.

People gathered outside Crocus City Hall outside Moscow after the terrorist attack there last month. Russia charged four migrant laborers from Tajikistan with the assault.

A Ukrainian soldier after firing a rocket-propelled grenade at a Russian position in the Serebrianka Forest.

The site of a building destroyed by a Russian missile strike, according to Ukrainian officials, in Chernihiv, Ukraine, on Wednesday.

A member of Ukraine’s 17th Tank Brigade near the front line in the Donetsk region in January.

A boy rides a donkey near one of the batteries of Israel’s Iron Dome missile defense system in the southern Negev desert on Sunday.

With the latest escalation of tensions between Iran and Israel, President Biden’s political opponents are now blaming the administration for having not taken a tougher line in recent years against Iran.

A protest against the Alternative for Germany party, or AfD, in January in Rostock, Germany. It was one of many around the country.

“We’re going to try again this week,” Speaker Mike Johnson said on Sunday about voting on a bill to aid Israel.

Ukrainian border guards patrolling along the Tysa River, facing Romania, in Tyachiv, Ukraine. The Romanian authorities say more than 6,000 men have turned up on their side of the river since Russia invaded Ukraine in 2022.

In Kyiv, Ukraine, coffee kiosks staffed by trained baristas serving tasty mochas for less than $2 have become a fixture of the streetscape.

Representative Chuck Edwards, Republican of North Carolina, is willing to join Democrats to approve more aid for Ukraine.

Ukrainian military recruits training in Kyiv in October.

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Emergency workers near a flooded street in Orsk, Russia, on Monday after a dam burst on the Ural River, near Russia’s border with Kazakhstan.

Peter Pellegrini casting his ballot in Bratislava in the first round of Slovakia’s presidential election in March.

A bomb crater at the scene of an overnight attack in Kharkiv, eastern Ukraine, on Saturday.

A Russian military recruitment billboard saying, “Heroes are not born, they are made,” last year in Ulan-Ude, Russia. Veterans who survive the front line return to Russia as heroes with an elevated status in society.

Ukrainian soldiers firing a howitzer toward Russian forces in the Donetsk region of Ukraine last month.

Soldiers of the 32nd Mechanized Brigade in the Kharkiv region of Ukraine on Monday. Ukraine hopes for a formal invitation to join NATO.

A market in the suburbs of Moscow, where many people from Central Asian countries, such as Tajikistan, work.

Ukrainian soldiers prepared to move a howitzer in the Kharkiv region of the country this week.

Vilnius has become a center of the Russian political opposition.

Ukrainian soldiers training in the country’s Donetsk region on Monday.

Some Western officials have said that when an attack failed to materialize immediately after a U.S. warning, Russia appeared to have lowered its guard.

Ukraine is building more large caliber artillery systems each month than most other countries in the world.

Anti-government protesters yesterday in Jerusalem.

Police officers investigating the parking garage in Villajoyosa, Spain, where the body of a Russian defector, Maksim Kuzminov, was found in February.

An advertisement for the 67th Separate Mechanized Brigade, a part of Ukraine’s armed forces that includes the Da Vinci Wolves Battalion, in Kyiv, Ukraine.

Aleppo, Syria, last year. Airstrikes hit near the site on Friday, killing 36 Syrian soldiers, seven Hezbollah fighters and a Syrian from a pro-Iranian militia, according to a group that tracks Syria’s civil war.

A state media broadcast of a meeting between Kim Jong-un of North Korea and Vladimir V. Putin of Russia in September.

Viktor Medvedchuk, a high-profile, pro-Russian Ukrainian politician, at a session of the Ukrainian Parliament in Kyiv in 2019. Arrested in 2022, he was handed over to Russia in a prisoner exchange.