An Israeli military operation in the Jenin refugee camp, in the West Bank, in March. Itamar Ben-Gvir, Israel’s national security minister, said recognition of Palestinian statehood called for “immediate countermeasures,” including the annexation of the West Bank.

Prime Minister Anthony Albanese of Australia, right, and Penny Wong, the country’s foreign minister, at a news conference in Canberra on Monday.

Students protesting outside the gates to Columbia University, where some temporarily locked themselves to the gates in New York City, on Monday.

Dr. Noor Abdalla, wife of Mahmoud Khalil, at her home in New York, last month. She went into labor Sunday.

In some cases, the Trump administration has said existing federal law already gives the president all the power he needs to act.