In guidance to immigration officers, the administration describes participating in pro-Palestinian protests and criticizing Israel as “overwhelmingly negative” factors.

President Trump has outsourced much of his diplomacy to others, while Mr. Rubio focuses on his second job as national security adviser.

The secretary of state said the United States and Iran were passing messages to each other as he headed to France for a diplomatic meeting of the Group of 7 nations.

A jumble of emissaries — a friend, a family member, a dove and a hawk — on the Iran crisis reflects President Trump’s improvisational approach.

The president has domestic and international political motivations for touting negotiations to end the war. Iran has similar ones to deny discussions.

Moscow may be challenging President Trump’s effort to choke Cuba’s economy. China also has suspected listening posts on the island.

President Trump is tempering the political ambitions of María Corina Machado, a Nobel laureate, as he deepens ties with her foes in Venezuela.

For the past two decades, Bolivia resisted U.S. influence. A rightward shift is reorienting the country’s president toward Washington.

James Luckey-Lange, 28, wrote about kindness and shared humanity as he traveled. But he said he had been shackled, starved and beaten in Venezuela after being detained.

JD Vance long championed opposition to conflicts abroad. With President Trump all-in on war with Iran, the vice president is staying loyal even as allies make his qualms known.