Islamic Jihad and other groups fighting Israeli forces in Gaza were involved in developing the Palestinian response to a truce proposal, a prominent Hamas leader has said. The factions were able to share opinions on Israel’s stance on an earlier submission made by Hamas concerning a ceasefire and hostage exchange deal in the devastated Palestinian enclave. The Hamas official told The New Arab’s Arabic-language edition Al-Araby Al-Jadeed that Hamas leaders in exile had sent the Israeli response to Gaza through secure channels. The “resistance leadership in Gaza” studied the Israeli response and…