Trump’s W.H.O. Exit Throws Smallpox Defenses Into Upheaval Health experts see his retreat from international cooperation as disrupting the safe-keepers of one of the world’s deadliest pathogens.

With Trump’s Backing Uncertain, Europe Scrambles to Shore Up Its Own Defenses European leaders will gather Monday to plot a rough path forward on defense. Wavering support from President Trump is likely to drive the debate.

After Man City lose again, what are the worst Premier League title defenses ever? Man City slumped to another defeat at Aston Villa as a fifth-straight title slipped further away. Are they the Premier League’s worst-ever champions?

SEC Seeks to Dismiss Three of Kraken’s Key Defenses in U.S. Lawsuit A motion filed earlier this week rejected several of Kraken’s defenses and complained that the exchange was “trying to re-litigate the same issues repeatedly.”

U.S. Seeks Delay in Israel’s Gaza Ground Invasion to Bolster Air Defenses The systems would allow the United States to provide more protection for American troops at bases in Iraq, Syria and elsewhere.

Cheap Drones Help Ukraine Evade Russian Air Defenses A fleet of inexpensive, mostly off-the-shelf drones is helping Ukrainian forces evade and target sophisticated Russian air defense systems.

Ukrainian Commander Urges More Defenses in the Northeast In an apparent break with Pentagon advice, Gen. Oleksandr Syrsky, the commander of Ukraine’s eastern forces, called for “all measures” to defend an area where Russia was threatening to take more territory.

Fire Exposes Flaws in Hawaii’s Defenses Against Climate Shocks Neglected landscapes, weak building standards and decommissioned dams have left the state more vulnerable to wildfires.

China’s Military, ‘Chasing the Dream,’ Probes Taiwan’s Defenses Day by day, the People’s Liberation Army is turning up the pressure, deploying an ever-wider array of planes and ships.

Spooked by Curve Liquidation Threat, DeFi Protocols Shore Up Defenses They’re responding to the potential systemic risk posed by Michael Egorov’s teetering financial position.

Vermont Storm Exposes the Strengths, and Limits, of New Flood Defenses The state began new flood protection efforts after being battered by Tropical Storm Irene in 2011. Many appeared to be effective, but experts say more will be needed as storms become more extreme.

Putin Scrambles to Reinforce His Defenses After Wagner Mutiny Long focused on security, the Russian president is rewarding loyalty among the ruling elite and showering his most important constituency — the men with guns — with cash.