The U.S. pressures against Iran have "backfired", Rouhani said.
"The US drive to ensure its full dominance in the region as part of the "America First" policy has created a very risky situation by further militarising the Persian Gulf".
The IRGC said on June 20 that a USA spy drone that violated the Iranian territorial airspace in the early hours of the day was shot down by the IRGC Aerospace Force's air defense unit near the Kooh-e-Mobarak region in the southern province of Hormozgan.
"The long-range Bavar-373 missile system is suited to Iran's geography with a range of more than 200 kilometres (124 miles). and competes with Russian and American systems such as S-300 and Patriot", IRNA said.
Commenting on the newly-unveiled missile defense system, the president said Bavar 373 "is more powerful than S-300 and is in fact closer to [Russian] S-400", an upgrade of Russia's S-300 family.
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Mick Jagger of the Rolling Stones reacts while performing in Pasadena, California, US, August 22, 2019. Fans of the legendary music band Rolling Stones have something to celebrate and cheer about.
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Trade Representative's office did not immediately respond to Reuters' request for comment on China's latest tariffs. Trade talks between the United States and China are tentatively set to resume next month in Washington .
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In his remarks, he insisted that the United Kingdom would be an "energetic partner" on the world stage after Brexit . Johnson "faces a dilemma", said Charles Grant, director of the Centre for European Reform think-tank.
In this photo released by the official website of the office of the Iranian Presidency, Iran-made Bavar-373 air-defense missile system is seen after being unveiled by President Hassan Rouhani, Iran, Thursday, Aug. 22, 2019.
The defense system has two search and intercept radars, which can resist electronic warfare and electromagnetic bombs, the report said. In addition, the radars are capable of detecting anti-radiation missiles (ARM) that are used to confront air defenses.
"We focus on the effectiveness of missiles through increasing precision, maneuverability, speed and conventional explosive power to overcome the enemy's defense systems", Hatami was quoted as saying by Press TV.
Noting that Iran manufactures its required weapons and equipment domestically with low production costs, he announced that some 770 various types of defense products are manufactured in Iran while the country is under the toughest sanctions.
"U.S. sanctions can not stop our progress", he said.