China Wants to Shape What the World’s A.I. Knows

China is exporting more than A.I. models. It wants to influence chatbots, raising fears that Beijing’s narratives will spread with the technology.

With A.I. Riches at Stake, Pressures Mount to Share the Wealth

Iran Is Bracing for Conflict Abroad and at Home

Ayatollah Mojtaba Khamenei’s appointment of loyalists to top jobs suggests he is prepared to keep the country on a war footing and to quash domestic dissent.

U.S. and Iran Blow Through Deadline to Agree to Broad Deal toEnd War

President Trump said a cease-fire agreed to in June would lead to limits on Iran’s nuclear program and finish the conflict, but the countries appear far apart.

Trump’s Overture to Kim Jong-un Strains Alliance With South Korea

President Trump wants to curtail military exercises with South Korea, saying they were hostile to North Korea. But under Mr. Kim, the North has become increasingly belligerent toward the South.