Pro-Palestinian demonstrators hold a rally outside the Capitol building after the House of Representatives passed a legislation providing $26 billion aid to Israel, in Washington, DC, on April 20, 2024. | Celal Gunes/Anadolu via Getty Images In recent months, two ideas that were once on the fringes of Democratic policy thinking — cutting off financial support and stopping arms transfers to Israel — have gone mainstream. Nearly half of House Democrats voted to end aid to Israel last month, while roughly 40 percent of the caucus has called for blocking the sale of offensive weapons to t...