Iraqi forces are about to launch an offensive to recapture the last patch of Iraqi territory still in the hands of Islamic State, the military said on Wednesday.

After years of focusing divided Iraq on a shared fight against the Islamic State group, the United States is now straining to leverage its limited influence to avoid a full-blown conflict between the Iraqi and Kurdish forces it has armed and trained.

U.S. forces killed dozens of Islamic State members in a strike on Monday on two training camps in Yemen, the Pentagon said.

Saudi Arabia said on Thursday it had dismantled an Islamic State cell in the capital Riyadh, in connection with a plot to launch a suicide attack on the defense ministry.

Iraqi forces have captured Islamic State’s last stronghold in northern Iraq, the military said on Thursday, leaving the militant group holed up in pockets of land by the Syrian border, across which its self-proclaimed “caliphate” once stretched.

Lebanon’s Hezbollah accused Israeli Prime Minister Benjamin Netanyahu’s government on Sunday of pushing the region to war in Syria, Lebanon and the Gaza Strip, and said nowhere in Israel would be safe if such a conflict were to erupt.

Iraq launched an offensive on Thursday to dislodge Islamic State from Hawija, west of the oil city of Kirkuk and one of two areas of the country still under the control of the militants.

Iraqi security forces and paramilitary units have launched a dawn assault against one of Daesh’s last bastions in the vast western province of Anbar bordering Syria.

Iraqi armed forces on Saturday dislodged Islamic State from a natural gas-rich border area with Syria, according to the military.

The Iranian Revolutionary Guards arrested a member of Islamic State and foiled a plan for suicide attacks, a Guards commander said on Wednesday.

Saudi Arabia said on Tuesday it foiled an Islamic State plot to bomb its defense ministry headquarters and also said it had arrested several people suspected of carrying out espionage in the kingdom on behalf of foreign powers.

Hundreds of additional troops were sent into al-’Ayadiya on Wednesday, as Iraqi forces came under increasing pressure to clear Islamic State fighters from their final position in the group’s former stronghold of Tal Afar, military officials said.

Jordan will open its main border crossing with Iraq on Wednesday for the first time since 2015, now that Iraqi forces have gained control of the main highway to Baghdad from Islamic State militants, both governments said.

Iraqi forces battling to retake the small town of al-’Ayadiya where militants fleeing Tal Afar have entrenched themselves, saying on Tuesday the fighting is “multiple times worse” than the battle for Mosul’s old city.

Bahrain’s Ministry of Foreign Affairs has offered its congratulations to Iraq’s government and people on the liberation of Tal Afar from the grip of ISIS, highlighting the determination of the Iraqi government and armed forces led by Prime Minister Haider Al-Abadi.

Iraqi forces have retaken almost all of Tal Afar, Islamic State’s stronghold in the country’s northwest, the Iraqi military said on Sunday.

Iraqi forces made fresh gains on Wednesday in an offensive to dislodge Islamic State from the city of Tal Afar, a militant stronghold in the northwest of the country, the military said.

Iraqi forces breached on Tuesday the city limits of Tal Afar, an Islamic State stronghold west of Mosul, military authorities said.

US Defense Secretary Jim Mattis arrived in Iraq on Tuesday, just days after the start of an offensive to take back the city of Tal Afar, to speak with Iraqi leaders about the next steps in the fight against Islamic State.

Five weeks after securing victory in Mosul, Iraqi forces have moved into positions around the city of Tal Afar, their next objective in the U.S.-backed campaign to defeat Islamic State militants, Iraqi military commanders say.