The meeting will take place almost a year to the day after Biden and Xi met during the Group of 20 summit in Bali, Indonesia, another rigidly planned diplomatic affair that took place amid fears over rising Chinese aggression toward Taiwan and steep competition between Washington and Beijing over military and technology advances. The two have not spoken since, and the intervening year has severely tested relations. Strains persist A Chinese spy balloon that crossed over the United States before a US fighter jet downed it off the coast of South Carolina set off a diplomatic crisis in February. And...