Iranian opposition group the National Council of Resistance of Iran accused Tehran Monday of being behind an alleged plot to bomb a meeting of opposition figures in Paris at the weekend.
FBI officials arrested a man who discussed setting off a bomb during Fourth of July celebrations in Cleveland, the bureau's top agent in the Ohio city said on Monday.
Turkish police said they were working with Australian authorities to investigate a foiled plot to bomb an Etihad Airways flight using explosives which Canberra said were flown in from Turkey.
A man instructed by Islamic State to bring down an Etihad Airways flight tried to use an unsuspecting passenger to carry a bomb on board, with a second poisonous gas plot also in the works, Australian police alleged Friday.
Australian police said on Friday they had foiled a plot to attack prominent sites in the city of Melbourne with a series of bombs on Christmas Day that authorities described as "an imminent terrorist event" inspired by Islamic State.
Saudi authorities said Sunday they had foiled a plot to bomb a football stadium during a World Cup qualifying match and dismantled two "terrorist" cells linked to the Islamic State group.