The U.S. defense industry is being encouraged by the Pentagon to strengthen Israel's capabilities in its battle against Hamas.

• The Pentagon is collaborating with major U.S. defense companies to speed up the delivery of outstanding Israeli weapons orders.
• An anonymous Defense official stated that military cargo planes carrying security assistance have already left U.S. soil and are heading towards the region.
• On Sunday, Secretary of Defense Lloyd Austin ordered the relocation of U.S. military assets to the region in order to enhance Israeli security and demonstrate military strength.

The Pentagon is working with U.S. defense companies to speed up the delivery of Israeli weapons as tensions rise in the region after a devastating weekend terror attack by Hamas.

A senior Defense official stated that they will not provide specifics on the call but the main point is that they are working quickly to provide essential munitions and equipment.

An official, speaking anonymously as per Pentagon rules, stated that military cargo planes carrying security aid have already left U.S. soil and are heading towards the region.

The Pentagon refused to disclose the specific types of security aid the U.S. was giving to Israel. Defense stocks soared on Monday, with the gaining 4.5% and surging 11%.

The official stated that Israel is expecting ongoing fulfillment of certain demands, while condemning the Hamas attacks on Israeli civilians as ISIS-like brutality.

On Sunday, Secretary of Defense Lloyd Austin ordered the relocation of U.S. military assets to the region in order to enhance Israeli security and demonstrate military strength.

The USS Gerald Ford Carrier Strike Group, consisting of the USS Gerald Ford aircraft carrier, Ticonderoga-class guided-missile cruiser USS Normandy, Arleigh Burke-class guided missile destroyers USS Thomas Hudner, USS Ramage, USS Carney, and USS Roosevelt, will relocate to the eastern Mediterranean according to Austin's directives.

Austin stated in a Sunday statement that we have taken measures to enhance the capabilities of U.S. Air Force fighter aircraft squadrons, including F-35, F-15, F-16, and A-10, in the region.

An unprecedented attack on Israel from land, air, and sea on Saturday prompted Israeli retaliatory airstrikes.

In a televised speech, Benjamin Netanyahu, the Israeli Prime Minister, condemned Hamas' attack on Israel as a "terrible mistake" and stated that retaliatory strikes were "just the beginning."

Netanyahu stated that the images of the devastation and destruction from the Hamas strongholds in Gaza are only the beginning, as they have eliminated many hundreds of terrorists and will not stop there.

The Israeli leader stated that this war was imposed on us by a terrorist adversary.

Over 1,300 people have lost their lives due to the conflict, including 11 U.S. citizens.

President Joe Biden stated on Monday that American citizens are still unaccounted for and he is collaborating with Israeli officials to gather more information about their whereabouts.

Biden instructed his team to collaborate with Israeli officials on all aspects of the hostage crisis, including exchanging intelligence and consulting with experts from various US government departments to assist in hostage recovery efforts.

Despite concerns from the Israel-Hamas war, U.S. stocks finished Monday's session with gains, with the Dow Jones Industrial Average up nearly 200 points and the S&P 500 climbing 0.6%.

Oil prices rose by 4%, causing energy stocks to gain 3.5% and end the day 4.5% higher.

— CNBC’s Fred Imbert contributed to this story.