Meanwhile , on November 8 , 1990 , the FBI raided the New Jersey home of El Sayyid Nosair , an associate of al-Qaeda operative Ali Mohamed . They discovered copious evidence of terrorist plots , including plans to blow up New York City skyscrapers . This marked the earliest discovery of al-Qaeda terrorist plans outside of Muslim countries . Nosair was eventually convicted in connection to the 1993 World Trade Center bombing , and later admitted guilt for the murder of Rabbi Meir Kahane in New York City on November 5 , 1990
1993 World Trade Center bombing
1993 World Trade Center bombing
Osama bin Laden