only became more prevalent in the late 1980's and the conflict between Israel and the Arabs, especially the situation with the Palestinians, has contributed very negative sentiments towards Israel. If for example, a peaceful settlement was reached after the Six Days War in 1967 (which what U.N. S. C Resolutions 242 and 338 address), these radical groups wouldn't have gained as much support or recruitment. It will take some time for the radical groups to decrease in popularity, but the moderates of the region would support a peace agreement between Israel and the Palestinians. The moderates accept the Jewish community and that Israel is a homeland for the Jewish people.
UN announces Libya unity government; sides must agree on leadership (AP)
from the article: Obama: If Israeli-Palestinian talks break down, we'll continue trying