The Israeli military says it has launched an operation in the occupied West Bank’s Jenin that Prime Minister Benjamin Netanyahu said aimed to “eradicate terrorism” in the area.

Honestly, my feelings are indescribable,” Boshara Amro, 21, told NBC News after her sister Jeneen was released.

The 90 Palestinian prisoners that were in Israeli custody have been released, an Israeli prison service spokesperson said in a statement early Monday morning local time – about 80 minutes past the conclusion of Day 1 of the Israel-Hamas ceasefire and hostage exchange deal.

A ceasefire in the Gaza Strip took effect on Sunday as Hamas released the first three female hostages it held for 15 months of the devastating war with Israel.

RAMALLAH, West Bank (AP) — After 15 months of collective grief and anxiety, three Israeli hostages left Hamas captivity and returned to Israel, and dozens of Palestinian prisoners walked free from Israeli jail, leaving both Israelis and Palestinians torn between celebration and trepidation as the ceasefire between Israel and Hamas took hold Sunday.

After 15 months of war, a ceasefire between Israel and Hamas took effect on Sunday morning.

Israel freed 90 Palestinian prisoners and detainees. The release came early on Monday, more than seven hours after three Israeli hostages released from Hamas captivity in Gaza returned to Israel.

Palestinians are celebrating the release of 90 prisoners, including 69 women, most of whom were held without charges.

By James Mackenzie and Ali Sawafta JERUSALEM/RAMALLAH (Reuters) -Israeli security forces backed by helicopters raided the volatile West Bank city of Jenin on Tuesday, killing at least eight Palestinians in what Prime Minister Benjamin Netanyahu called a "large-scale and significant military operation".

Israel deploys more troops and launches drones strikes on the occupied West Bank as it refocuses its war on Palestine.

As Israel presses ahead with West Bank raid on Jenin, Palestinians fear more attacks from military and settlers.