Saudi King Salman took aim at Iran in an address the country's Shura Council, a top government advisory body, on Thursday.
In his address, the first since his speech crtical of Iran at the UN General Assembly in September, the Saudi king called upon the world powers to take a "decisive stance" against Iran's efforts to build up its nuclear and ballistic missiles programs.
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Speaking to the council members through a video link from his palace in the city of Neom, the 84-year-old ruler condemned the Islamic Republic over its meddling in the affairs of other states, fostering terrorism, and "fanning the flames of sectarianism."
He urged an international approach to Iran "that guarantees a radical solution for dealing with its efforts to obtain weapons of mass destruction and develop its ballistic missile program."
Tehran, which has rejected the charges leveled by the king in his earlier speech at the UN as baseless allegations, has yet to comment on Salman's remarks.
Saudi Arabia, a regional powerhouse and a major US ally in the Middle East, is locked in a confrontation with Iran, facing off with the Islamic Republic in a number of proxy conflicts.
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While US-Saudi ties have largely flourished under US President Donald Trump, the presumptive President-elect Joe Biden said he would "re-evaluate" his country's relations with the oil-rich kingdom.
This article was first published by i24NEWS.