Michael D. Shear

The White House Historical Association has opened a new museum that aims to provide insight into the difficult choices that presidents face.

WASHINGTON — For most of the past 75 years, it would have been impossible for a family touring Washington, D.C., to re-create the iconic photo of John F.

The United States and its allies must work tirelessly, President Biden said, to “ensure that Ukraine prevails and Putin fails.”

The move gives Kim Jong-un, the leader of North Korea, leverage to ask President Vladimir V. Putin of Russia for a lot in return.

Over the last month, North Korea's role aiding Russia in its war in Ukraine has significantly escalated. U.S. officials reported that North Korean soldiers are already operating in the Kursk region in western Russia, where Ukrainian forces are staging a counteroffensive. Michael Shear, a White House correspondent for The New York Times, explains what the deeping relationship between Russia and North Korea means for the war in Ukraine and the world.

Joint events with an unpopular incumbent would “only hurt” the vice president at this stage of the campaign, as one of her advisers put it. But the president does not want to be sidelined.

Some of the strongest criticisms of former President Donald J. Trump have come from those who knew him as commander in chief.

President Biden lowered border crossings significantly, but the immigration system remains broken, and some of his actions moved the problem deeper into the country.

It could take days to know the winner, as it did in 2020, because counting mail ballots takes time. But returns on election night could also offer clarity.

Former President Donald J. Trump and Vice President Kamala Harris are offering vastly different messages in a state both see as critical. Both have rallies in Pittsburgh before Mr. Trump closes his campaign in Grand Rapids, Mich., and Ms. Harris wraps hers in Philadelphia.