The Taliban warned:"Weeks before the terrorist attacks on 11 September, the United States and the United Nations ignored warnings from a secret Taliban emissary that Osama bin Laden was planning a huge attack on American soil."
http://news.independent.co.uk/world/politics/story.jsp?story=331115 The Germans warned:"According to an article in one of the major daily newspapers in Germany, published just after the destruction of the World Trade Center, the German intelligence service BND told both US and Israeli intelligence agencies in June that Middle East terrorists were 'planning to hijack commercial aircraft to use as weapons to attack important symbols of American and Israeli culture.'
"The newspaper cited unnamed German intelligence sources, who said that the information came through Echelon, the US-controlled system of 120 satellites which monitors all worldwide electronic communications. Echelon is operated jointly by the United States, Canada, Britain, Australia and New Zealand, although its existence is not officially admitted."
http://www.wsws.org/articles/2002/jan2002/sept-j16.shtmlThe Egyptians warned:"Egyptian intelligence warned American officials about a week before Sept. 11 that Osama bin Laden's network was in the advance stages of executing a significant operation against an American target, President Hosni Mubarak said in an interview on Sunday."
http://www.nytimes.com/2002/06/04/national/04WARN.html The Russians warned:According to Russian press reports, Russian intelligence notified the CIA during the summer that 25 terrorist pilots had been specifically training for suicide missions. In an interview September 15 with MSNBC, Russian President Vladimir Putin confirmed that he had ordered Russian intelligence in August to warn the US government "in the strongest possible terms" of imminent attacks on airports and government buildings.
http://www.wsws.org/articles/2002/jan2002/sept-j16.shtmlThe French warned:"A key point in unraveling why the FBI failed to follow up leads on Al Qaeda terrorism now centers on the Bureau's contemptuously brushing aside warnings from French intelligence a few days before 9-11."
http://www.villagevoice.com/issues/0222/ridgeway2.phpThe British warned:"Britain gave President Bush a categorical warning to expect multiple airline hijackings by the al-Qaeda network a month before the September 11 attacks which killed nearly 3000 people and triggered the international war against terrorism."
http://www.sundayherald.com/24822 The Israelis warned:The London Telegraph: "Israeli intelligence officials say that they warned their counterparts in the United States last month that large-scale terrorist attacks on highly visible targets on the American mainland were imminent."
http://tinyurl.com/28rrhThe Moroccans warned:"A Moroccan secret agent, Hassan Dabou, had penetrated al Qaeda for two years, breaking cover the summer of 2001 to warn of 'spectacular' attacks in New York in the summer or autumn of 2001. Secret service chiefs are said to have taken seriously the tip from one of its veteran informants and immediately passed on the details to Washington."
Times of London, June 12, 2002
Arab intelligence agencies warned:"When the hubbub about what the White House did or didn't know before Sept. 11 dies down, Congressional or other investigators should consider the specific warnings that friendly Arab intelligence services sent to Washington in the summer of 2001."
http://www.iht.com/articles/58269.html