Because of the stuff she put in front of asking for the end of the embargo? Having a Party Line means having more control over messaging so you get more good stuff - like calling for the end of the embargo - and less bad stuff - like (maybe unintentionally) broadcasting imperialism.
Why would she lose her DSA membership over calling for an end to the Cuban embargo? That's what the left's been asking for since the embargo started!
Because of the stuff she put in front of asking for the end of the embargo? Having a Party Line means having more control over messaging so you get more good stuff - like calling for the end of the embargo - and less bad stuff - like (maybe unintentionally) broadcasting imperialism.