As November's midterms draw near, Donald Trump turns once again to the Korean peninsula — not because the strategic landscape invites it, but because the political one demands it. With approval ratings at historic lows and foreign conflicts offering no easy victories, a summit with Kim Jong-un promises the one thing his presidency currently lacks: the appearance of mastery. Yet the world that made Singapore possible in 2018 no longer exists, and the man across the table has spent eight years learning precisely how to wait.