It's not "unlikely," because most Jews feel more comfortable in a multi-ethnic society. Historically, white Christians have been their most formidable enemies. Diluting these enemies' numbers would seem to make perfect strategic sense. It's not a good move, however, because alliances like this only increase suspicion of Jews among white Americans who resent the idea of becoming a minority in a country founded by whites. It's also "killing the goose that lays the golden eggs," which is in nobody's interest.
Russia: U.S. plan to provide air cover for Syrian rebels undermines Damascus fight on ISIS (Reuters)
from the article: U.S. Jews and Latinos form unlikely bond over immigration policy