This is an edition of The Atlantic Daily, a newsletter that guides you through the biggest stories of the day, helps you discover new ideas, and recommends the best in culture. Sign up for it here. Before the DNC kicks off on Monday, let’s quickly recap the sheer eventfulness of the past few weeks for the Democratic Party. Less than one month ago, President Joe Biden announced that he was exiting the presidential race. Almost at once, Vice President Kamala Harris became the heir apparent to the party nomination. Just over two weeks later, she became the official nominee; the next day, she named Minnesota Governor Tim Walz as her running mate. This timeline means that the typical flow of a first-time nominee’s presidential campaign has been scrambled. But after a summer full of surprises and switch-ups, Harris will take the expected step of a Democratic nominee: appearing at the Democratic National Convention. The convention, which has had varying degrees of significance in recent presidential races, could be of particular consequence this time around. Here …