All politicians in high office in America (100%) know that they must pander to the Israel lobby. However, there is growing public awareness, and resentment, of this fact. If he offers a major concession directly to the U.S. Congress it would alleviate some pressure.
U.S., allies conduct 1 air strike in Syria and 11 in Iraq against ISIS militants (Reuters)
from the article: Netanyahu may be breaking away from the far-right to the center