European stock markets are expected to open sharply on Friday, as American index futures and Asian stock exchanges fall after Israel's strikes on Iran last night by Israel against Iran, which also caused oil prices to surge.

The stock exchange operator Euronext announced on Thursday a recomposition of the SBF 120 index, with the return of the satellite operator Eutelsat and the cloud computing service provider OVHcloud. On the other hand, the boat manufacturer Bénéteau and the hydrocarbon exploration and production group Maurel & Prom will leave the SBF 120, Euronext said during its quarterly review of the indices

These changes will be effective as of the June 23 session.

For its part, the composition of the CAC 40 index remains unchanged.

On Friday, Atos convened its shareholders for a general meeting.

At around 7:40 a.m., the CAC 40 futures contract fell by 1.6%, according to data from broker IG.

Futures on European and American equity markets fell sharply on Friday, after Israel's large-scale attack on nuclear facilities and military sites in Iran. These strikes killed the head of the Islamic Revolutionary Guards Corps and hit dozens of targets, in an operation that plunges the region into a new conflict with uncertain consequences

The attack is pushing investors to turn to safe assets.

At around 7:30am, the DAX 40 futures contract in Frankfurt lost 1.7%, while the FTSE 100 in London gave up 0.5%, according to data from broker IG.

On Wall Street, the Dow Jones index futures contract lost 1.4%, while the S&P 500 fell by 1.5%. The Nasdaq 100 contract, which is rich in technology stocks, fell by 1.7%.

In Asia, the Nikkei index on the Tokyo Stock Exchange lost 1% on Friday at the end of trading. The Shanghai Composite Index dropped 0.9%, while the Hang Seng on the Hong Kong Stock Exchange fell by 1%.

The Israeli Prime Minister, Benyamin Netanyahu, confirmed that a military operation against Iran had begun and that it would last “as many days as necessary.”

Iran's Supreme Leader, Ayatollah Ali Khamenei, said that Iran should “expect severe punishment” for these attacks.

According to the IDF spokesperson, quoted by AFP, the Israeli forces are trying on Friday morning to “intercept” a hundred drones launched by Iran.

Israel's strikes came after Iran announced on Thursday that the country will soon open a third uranium enrichment site, a major escalation after the International Atomic Energy Agency established for the first time in two decades that Tehran had failed to comply with its non-proliferation obligations

Oil prices soar after Israel attacked Iran. The worsening conflict in the Middle East is increasing the risk not only of disruptions in oil supplies to the main producing countries, but also of contagion in neighboring oil-producing countries, says Priyanka Sachdeva, of the Phillip Nova brokerage house

At around 7:30am, the August North Sea Brent contract listed in London took 5.44 dollars, or 7.8%, to 74.86 dollars per barrel. The July contract for light sweet crude (WTI) listed on Nymex rose by 5.63 dollars, or 8.3%, to 73.67 dollars

On the foreign exchange market, the euro fell sharply against the American currency. Around 7:30am, the single currency lost 0.6%, to 1.1516 dollars, while the greenback rose by 0.2%,

The 10-year US Treasury yield falls after Israel attacked Iran, which caused investors to turn away from risky assets.

At around 7:30am, the 10-year US Treasury bond yield lost 3.9 basis points, to 4.33%. The two-year bond yield fell 2.7 basis points to 3.89%