Iran was "unjustified" with an American drone-air missile over the waters of the Strait of Hormuz, the US military said..
Captain Bill Urban, a spokesman for the US Army Central Command, said the plane that shot down is a reconnaissance plane.
He described what happened as an "unjustified attack on a US reconnaissance resource in international airspace".
He said that Iran's announcement that the plane was targeted in Iranian "false" airspace.
In his first comment on what happened, US President Donald Trump tweeted, "Iran has made a big mistake.".
Reuters had quoted an American official as saying that the Triton MM4 C-4-c-Navy plane is.
The Iranian Revolutionary Guards said that he had shot down an American drone after it entered the Iranian airspace, near Kohamubarak in the southern Hormuzan region.
The Iranian Ministry of Foreign Affairs condemned Thursday what it described as the violation of an American non -pilot plane for Iran's air field, warning, according to the consequences of the official television, the consequences of such a "provocative" measure..
This type of aircraft can fly for 24 hours continuously at an altitude of more than 10 miles, and work on an area of 8,200 nautical miles..
The Iranian Revolutionary Guards said that the plane was shot down a "clear message" to the United States.
Iranian media quoted the Revolutionary Guard Commander, Major General Hussein Salami, as saying: "Our borders are red lines, and we will respond strongly to any attack...Iran does not seek war with any country, but we are fully prepared to defend it..
تخطى البودكاست وواصل القراءةالبودكاستمراهقتي (Morahakaty)
Teenage taps, from the presentation of a dignity as a vehicle and prepared by Mays Baqi.
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The incident comes days after the Pentagon announced an additional 1,000 soldiers and Patriot missile batteries in the Al -Khalaj area, in response to what it described as "hostile behavior" by the Iranian forces.
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Washington has accused Iran of detonating two oil tankers in Oman Bay a few days ago.Iran denies any connection to the bombing.
The tension increased on Monday, when Iran said it would increase the production of low enriched uranium, and that next week it will witness an increase in its stock to exceed the limits it agreed with the international powers in the nuclear agreement signed in 2015.
Iran has intensified the production of Uranium, after the United States re -imposed economic sanctions that were described most at all after Washington withdrew from the nuclear agreement, last year..
The Saudi stock market decreased Thursday, with an escalation of tension in the Middle East, and Iran's dropping of an American drone.
Fears of a military confrontation increased after the plane was shot down, and the attacks on two oil tankers in the Gulf of Amman last week, and four other tankers off the coast of the Emirates on May 12, near the Strait of Hormuz.
The Saudi index, which had decreased the previous day, fell by 1.3 percent, with most bank shares drop.The commercial bank, which is the largest Saudi bank, lost 2 percent of its stock price, and basic industry stock prices decreased by 1 percent..