A majority of Israelis support a two-state solution, including steps such as a settlement freeze.
The mainline Palestinian party elected a new guard in its first leadership vote in 20 years, revamping a council whose youngest member was 70.
The Palestinian party also extended its historic summit to try to ease disputes that have marred the gathering.
On Tuesday, the Palestinian president convened his party's first congress since 1989 to strengthen its position in negotiations with Israel, Hamas.
Ahead of a major Fatah leadership conference, the Arab TV network reported Tuesday that President Mahmoud Abbas had been involved in an assassination plot against his predecessor, Yasser Arafat.
King Abdullah II of Jordan, embraced by the West and his Arab allies, is emerging as a facilitator for resolving the Israeli-Palestinian conflict.
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