Biden Administration Adopts Rules to Guide A.I.’s Global Spread

New rules aim to keep advanced technology out of China and to ensure that cutting-edge artificial intelligence is developed by the United States and its allies.

Blinken and French Diplomat Criticize Trump’s Talk of Taking Greenland

In Paris, the two officials acknowledged potential strains on alliances with the return of Donald J. Trump to power, but said their countries would try to maintain strong ties.