Ukrainian forces launched a barrage of British-made long-range cruise missiles into Russia, according to multiple reports, as both sides battle to hold territory ahead of President-elect Trump's term.

Russia has sent a gift of more than 70 animals to North Korea for the Pyongyang Zoo, including bears, yaks, ducks and cockatoos

Retired U.S. Army Col. Dale Buckner weighs in on whether Ukraine's use of long-range missiles will change the trajectory of the war.

Russia’s upper house of parliament has endorsed a bill banning adoption of Russian children by citizens of countries where gender transitioning is legal

Eight ATACMS missiles were fired at an ammunition depot across the Russian border after President Joe Biden authorized their use against Russia earlier this week.

Ukrainian forces fired American-supplied ATACMS missiles into Russia for the first time, officials said. Russian President Vladimir Putin respond by lowering the threshold for using nuclear weapons.

Kremlin spokesperson Dmitry Peskov said Tuesday that Russia's new nuclear weapons doctrine means Ukraine's use of Western rockets "can prompt a nuclear response."

Russian President Vladimir Putin appeared to threaten to use nuclear weapons if Ukraine fired American-made missiles into Russia.

Russian would consider Ukraine's use of U.S. long-range weapons against Russian forces to be a "qualitatively new round of tensions" between the Moscow and Washington.

President Biden has permitted Ukraine to use U.S.-made long-range missiles to strike Russia. These missiles have a range of nearly 200 miles.

Ukraine is expected to soon begin using American-made long-range missiles to hit military targets in Russia's western Kursk region. ABC News’ Patrick Reevell reports from Ukraine.

ABC News’ Patrick Reevell and former Deputy Secretary of Defense for the Middle East Mick Mulroy discuss what Ukraine’s use of U.S. long-range missiles means for negotiations.

It is perhaps on the diplomatic front that ATACMS will make the largest impact.

ABC News’ Patrick Reevell and Luis Martinez discuss President Joe Biden’s potential decision to allow the use of longer-range U.S. missiles in Russia.

President Joe Biden has lifted Ukranian restrictions of U.S. weapons systems to utilize in an attack on Russia.  

Ukrainian President Volodymyr Zelenskyy says Russia fired around 120 missiles, the largest attack on Ukraine since late August.

Patrick Reevell delivers the latest on the war in Ukraine including overnight drone attacks and recent statements from President Zelensky.

Austrian utility OMV says supplies from Russia’s state-owned natural gas company Gazprom stopped early Saturday after the company said it would stop payments for the gas following an arbitration award

Ukrainian President Volodymyr Zelenskyy said that the war would end faster under the Trump administration but added that it must be a just peace.

Some Ukrainian officials, commanders, soldiers and commentators have said they were relieved by Trump's election, seeing as at least a chance to end the war.

Russia increased the intensity of its long-range drone attacks on Ukrainian cities by around 44% in the week following President-elect Donald Trump’s election victory.

Ukrainian President Volodymyr Zelenskyy confirmed 50,000 troops are preparing to fight to drive Ukraine from the border area of Russia it controls.

North Korea says it has ratified a major defense treaty with Russia stipulating mutual military aid

Some 50,000 Russian and North Korean troops are preparing a new counteroffensive in Russia’s western Kursk region, multiple Ukrainian military sources told ABC News.

ABC News’ Ian Pannell reports on Russia preparing for a new offensive against Ukrainian forces.

Russia has reportedly gathered a force of 50,000 soldiers, including thousands of North Korean troops, to reclaim parts of Russia’s Kursk region that were seized by Ukraine. 

Some 50,000 Russian and North Korean troops are preparing a new counteroffensive in Russia’s western Kursk region, multiple Ukrainian military sources told ABC News.

Spokesperson Dmitry Peskov denied reports that President-elect Donald Trump spoke to President Vladimir Putin last week but says the Kremlin looks favorably on Trump compared to President Joe Biden.

A spokesperson for the Kremlin signaled support for President-elect Donald Trump, the comments come as sources say Russia has amassed 50,000 troops for a counteroffensive against Ukraine.

Two incendiary devices, shipped via DHL, were part of a scheme to start fires aboard aircraft flying to the U.S. and Canada, a senior official said. The Kremlin dismissed allegations as "incoherent."

Russian President Vladimir Putin congratulated President-elect Donald Trump in a speech overnight, saying he’s ready to meet and resume relations.

The Russian president called NATO out of date, praised President-elect Donald Trump for acting courageously after the assassination attempt and said he hopes U.S.-Russia relations will be restored.

ABC News’ Patrick Reevell previews expected remarks from Vladimir Putin and has the latest on North Korean troop movement.

Secretary of State Brad Raffensperger confirmed that none of the warnings were real and a few Fulton County polling locations had to close briefly. Voting in the state has otherwise gone smoothly.

NATO confirmed on Monday that North Korean troops had been deployed to fight alongside Russian troops in the Kursk region.

A multinational investigation is underway to track down the culprits of an alleged Russian plot to send explosive devices aboard U.S. and Canada-bound planes, first reported by the Wall Street Journal.

Russia schemed to send incendiary devices, shipped through a commercial carrier on planes that would potentially end up in the United States, according to sources.

Russia schemed to send incendiary devices, shipped through a commercial carrier on planes that would potentially end up in the United States, according to sources.

A video claiming to show voter fraud in Georgia is fake and the result of "Russian influence actors," U.S. intelligence officials stated on Friday.  

ABC News’ Patrick Reevell talks about what the escalation of troops by North Korea and Russia could mean in Ukraine, as well as in Asia.

Russia struck a nine-story building in Kharkiv, Ukraine, with a guided aerial bomb, Ukrainian President Volodymyr Zelenskyy said.

Georgians took to the streets of the capital Tbilisi on Monday evening to protest what the opposition says were fraudulent victory for the ruling Georgian Dream party.

North Korea's Foreign Minister Choe Son-hui left Pyongyang on Monday night for an official visit to Russia, North Korean state-controlled media reported.

The Pentagon reports that around 10,000 North Korean troops are training in Russia and may be deployed to Ukraine soon. President Joe Biden has labeled this situation "very dangerous." 

ABC News’ Ian Pannell reports on the latest deployment in the Kursk region, the area within Russia where Ukraine has been waging an assault.

Georgia's Saturday parliamentary elections could mean the difference between incarceration and freedom for jailed ex-president Mikheil Saakashvili.

Elon Musk has been in regular contact with Vladimir Putin since 2022, according to an article in the Wall Street Journal on Thursday.

The tech titan and Russian President Vladimir Putin have been in regular contact since 2022, according to the Wall Street Journal.

Millions of voters in the small but strategically-located Black Sea nation of Georgia head to the polls on Saturday for a pivotal parliamentary election.

The Russian president said, "if there are images, they are a reflection of something" and "that is something serious." Ukraine claims some of those troops are already on the front lines.