The government shutdown may be the first real warning sign that Democrats are entering the kind of internal party upheaval Republicans endured a decade ago.The early tremors are easy to miss, but they’re there. .memberful-global-teaser-content p:last-child{ -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent); mask-image: linear-gradient(180deg, #000 0%, transparent); } Join now to continue reading.Members get exclusive analysis, bonus features and no advertising. Learn more.If you’re already a member, sign in to your account.