A troubled veteran stalked a high-profile former F.B.I. official at her house in Washington last year — just weeks after the bureau determined he did not pose an imminent threat despite his documented obsession with guns and mass shootings, investigators said. John C. Perez, 32, an ex-Marine who lives in California, pleaded guilty on Thursday to a federal misdemeanor stalking …

A small far-right party that unexpectedly entered the Greek Parliament last year will not be allowed to field candidates for the European Parliament this summer after Greece’s Supreme Court found that it was essentially a reincarnation of the banned neo-Nazi party Golden Dawn. In its decision about which parties can run in the European Parliament elections, issued on Wednesday, the …

President Biden, building on a week of favorable political developments, celebrated a $6.1 billion grant to Micron Technology on Thursday, saying it would help the United States become less reliant on Asian countries by bolstering the nation’s supply of semiconductors. “New factories are going up all across the country,” Mr. Biden said at the Milton J. Rubenstein Museum of Science …