Blocks what? A ceasefire, or blocks arms transfers?
Where people are on Israel is evolving quickly.
Like many issues, U.S. partisans find themselves on opposing sides. Most Republicans, though fewer than in the fall, support Israel's actions, while the vast majority of Democrats are opposed. Independents’ opinions are now much closer to those of Democrats.
Although Americans rate Biden's handling of the conflict poorly, his overall job approval rating is no lower now than before the conflict began. The issue does not register highly when Americans are asked to name the most important problem facing the U.S. Nor does it rank highly when Americans rate each of several international issues as critical threats to U.S. vital interests. It could hurt the president by dampening turnout among would-be Biden voters who care deeply about the issue and are upset with his handling of the situation.
And more directly to the point of aid...