A Weary Biden Heads for the Exit

It was a long day in Angola. President Biden had already visited a port facility bracketed with cranes and toured a factory filled with conveyor belts. So by the time he sat down at a large wooden circular table in a warm, stuffy room with African leaders, he put his head in his hand and briefly closed his eyes as the speeches droned on. Flying across the world would have tired even a president younger than 82. But the point, as he saw it, was that he came. He traveled thousands of miles to highlight a new U.S.-backed railway that could transform the economies of Africa and supply resources for America. He came. He did not have to. He insisted on it and was proud to be the first president to come. This is the twilight of Mr. Biden’s presidency, the final days of the final chapter of an epic half-century political journey that has had more than its share of twists and turns. Time is catching up with Mr. Biden. He looks a little older and a little slower with each passing day. Aides say he remains plenty sharp in the Situation Room, calling world leaders to broker a...