1995   A United States federal jury convicts Sheik Omar Abdel-Rahman and nine others of conspiracy to bomb the World Trade Center in 1993.

1997   Ramzi Yousef is found guilty of masterminding the 1993 World Trade Center bombing in New York.

1998   Ramzi Yousef is sentenced to life in prison for his role in planning the first terrorist attack against the World Trade Center in New York.