October 3, 2001.  Then unnamed, Bob Stevens of AMI, checks into a hospital with pulmonary anthrax.

October  5, 2001.  Bob Stevens becomes the first American, during the war, to die from anthrax.  He was a photo editor at AMI in Boca Reton, FL.

October 8, 2001.   FBI takes over an anthrax probe in Florida.  At least 8 employees of American Media found spores of Anthrax in their bodies after handling a Star of David received in the mail.  One had perished.

October 12, 2001.  An NBC employee in New York was inflicted with anthrax, probably delivered through the mail.

October 15, 2001.  Senate majority leader Tom Daschle received a letter with anthrax.  At least 28 of his staff were infected.  ABCNews admits anthrax has inflicted their workplace.

October 17, 2001.  The midtown Manhattan office of New York Gov. George Pataki showed the presence of anthrax in an initial test.   Three members of Sen. Feingold's staff are inflicted with anthrax.  The House shuts down operation amidst the anthrax scare.  House Speaker, Dennis Hastert wants his house examined for spores.

October 19, 2001.  A New York Post employee has contracted skin anthrax.  Preliminary tests found "minuscule'' amounts of anthrax spores at two more Florida post offices that handled mail for the tabloid publishing company whose employee died of anthrax.  Three postal workers from New Jersey are tested positive with anthrax.

October 21, 2001.  Doctors confirmed that an unidentified man had the most serious form of the disease after he checked into a Fairfax, Va., hospital Friday with flu-like symptoms.  He was a postal employee from D.C.  Anthrax was discovered in House building where letters are sorted.

October 22, 2001.  A second Washington D.C.  postal worker has contracted inhalation anthrax, and officials were investigating the deaths of two other employees at the same mail facility for any connection to the disease.

October 23, 2001.  White House acknowledges anthrax discovered at an off-site mail screening site.

October 24, 2001.  Drug maker Bayer AG said on Wednesday it has agreed to supply the U.S. government with up to 300 million tablets of Cipro, an antibiotic approved for treatment of anthrax that the government aims to stockpile for potential emergency use.  Discounted price set at $0.95 from $1.77 a dose. 

October 25, 2001.  Anthrax has been discovered in a first-floor freight elevator bank in the Hart Senate office building.  A second NBC employee in New York was diagnosed with skin anthrax after handling the same letter mailed to news anchor Tom Brokaw last month.  A worker at a State Department mail facility outside Washington tested positive for exposure to anthrax and was hospitalized -- the first known case of the bacteria in a State Department facility.

October 26, 2001.  Anthrax was discovered in two new Washington-area locations with spores being discovered at the CIA campus in northern Virginia and at the Walter Reed Army Institute of Research in Maryland.

October 28, 2001.  Supreme Court officials said there's no evidence that the court building has been contaminated with anthrax. However, anthrax was found on a filter at a warehouse that screens mail headed to the court. 

October 29, 2001.  A facility that processes mail for the Justice Department tested positive for anthrax. It receives its mail from the Washington, D.C., postal station where two workers died of anthrax.  The Supreme Court moves to another building out of concern over anthrax.

October 30, 2001.  Postal Service officials said traces of anthrax were found at the Friendship Heights post office in northwest Washington and in nearby Dulles, Virginia, indicating further spread of the bacteria in the capital where more than a handful of federal buildings have already been contaminated while a New York woman fought against suspected inhalation anthrax who works in the stock room of the Manhattan Eye, Ear and Throat Hospital.

October 31, 2001.  New York hospital supply clerk Kathy Nguyen, 61, a Vietnamese immigrant, perishes from her infection of anthrax.  A post office employee at a regional mail facility in Bellmawr, N.J. was suspected to have skin anthrax.

November 1, 2001.  Two-hundred mail workers in Kansas City, Mo., were put on antibiotics after traces of anthrax were found at a specialized postal facility there, extending the anthrax treat to the Midwest.  A laboratory in Lithuania confirmed that traces of anthrax were found in at least one mailbag from the U.S. Embassy, the first such discovery in Europe.  Employees of a private postal maintenance company, located in Indiana, were given antibiotics after anthrax was found on equipment sent from a contaminated mail-processing center in New Jersey.

November 2, 2001.  Confirmed or suspected anthrax cases were reported in Pakistan and Germany.

November 4, 2001.  FBI agents have detained at least three people in the past week for questioning from neighborhoods near the Trenton-area post office linked to the nation's anthrax contamination.  Traces of anthrax were reported Sunday on a package sent from NBC to the New York mayor's office and at a Veterans Affairs' hospital in Washington.

November 5, 2001.  Two postal boxes at a U.S. Post Office inside the Pentagon have tested positive for anthrax, officials said Monday. One of the boxes was rented by an unidentified Navy service member and the other was unassigned. 

November 6, 2001.  Six bags from U.S. consulate in Yekaterinburg, Russia tested positive of anthrax, however amounts found were small.

November 7, 2001.  The Postal Service ups its reward from $1 million to $1.25 million to help capture those responsible for the anthrax attacks and hoaxes.

November 9, 2001.  In an effort to tone down anti-Muslim implications, the FBI release their initial theories of who may be responsible for the anthrax attacks: an American born, non-Muslim, mature male.  However the FBI confess they have made no progress.  Anthrax has been found at four New Jersey post offices that send and receive mail from the processing center that handled contaminated letters mailed to Washington and New York.

November 10, 2001.  Tests showed anthrax traces in offices of Sens. Dianne Feinstein, D-Calif.; Bob Graham, D-Fla.; and Larry Craig, R-Idaho.

November 11, 2001.  Tests revealed trace amounts of anthrax in several more Senate offices.  Spores were found in the Hart building offices of Sens. Max Baucus, D-Mont.; Russ Feingold, D-Wis.; Joe Lieberman, D-Conn.; Barbara Mikulski, D-Md.; and Arlen Specter, R-Pa.

November 13, 2001.  Eight of 55 samples taken from machinery and sorting areas from State Department's main mail-sorting facility in Sterling, Va. tested positive. The contaminated samples came from three automated mail sorters, one of which had six positive samples while the other two had one each.

November 17, 2001.  The Dirksen and Russell Senate buildings were closed after a letter mailed to Sen. Patrick Leahy, D-Vt., was discovered in one of 280 barrels of congressional mail quarantined after the contaminated Daschle letter was opened. Leahy's letter resembled Daschle's.  The letter to Sen. Patrick Leahy contained at least 23,000 anthrax spores, enough for more than two lethal doses.

November 20, 2001.  Traces of the bacteria have been found in the office mailrooms of Sens. Edward Kennedy, D-Mass., and Christopher Dodd, D-Conn., said one congressional official speaking on condition of anonymity.  In Hartford, Conn. - A 94-year-old woman from a rural Connecticut town was confirmed to have inhalation anthrax, making her the first case in three weeks of the potential germ warfare agent that has so far killed four people in the United States.

November 21, 2001.  The Connecticut woman, who was inflicted with anthrax, dies from the bacterial infection.  The source of her infection, distant from other recent bioterror attacks, remained a mystery.  Education Department officials reported that small amounts of anthrax were discovered in the agency's mail room.  It was later believed she came in contact with anthrax through junk-mail.  (March, 2002)

December 3, 2001.  After a trace of anthrax turned up at a postal center in Wallingford, the top federal health official said Monday he believes there is enough evidence to label the death of 94-year-old Ottilie Lundgren a case of cross-contamination from the mail.

December 4, 2001.  The government fears that tens of thousands letters may have been tainted with anthrax spores throughout the country.  However no one is sure what to do about it.

December 6, 2001.  An abortion foe who escaped from jail and spent months on the run is arrested for allegedly mailing hundreds of anthrax hoax letters to abortion clinics, ending a manhunt for one of the FBI's Ten Most Wanted fugitives.  Clayton Lee Waagner, 45, was captured at a suburban Cincinnati Kinko's copy shop where he was using a rented computer. He had $10,000 cash in his pocket and had a loaded .40-caliber handgun tucked into his waistband.  He was eventually sentenced to 19 years in prision.  (August 16, 2002)

December 7, 2001.  A letter to Sen. Patrick Leahy (D-Vt.) believed to be laden with anthrax spores contains a threatening note identical to the one in an anthrax-contaminated letter mailed to Senate Majority Leader Thomas A. Daschle.

December 14, 2001.  Trace amounts of anthrax were found in a fumigated Senate office building, and officials said that they would try again to kill the lingering spores with chlorine dioxide gas. 

December 17, 2001.  The White House acknowledges that source of the anthrax attacks were probably domestic. 

January 23, 2002.  Reward for  information about the person who mailed four anthrax-tainted letters doubles to $2.5 million, while Senators and staff return to the Hart Building.

May 9, 2002.  The Federal Reserve announced that 20 pieces of mail tested positive for traces of anthrax in an initial screening. 

June 22, 2002.  Tests conclude that the anthrax strain distributed last fall were no more than 2 years old.  This indicated that the person(s) responsible may have ties to manufacturing facilities and have access to more.

November 7, 2003: Officials closed the Navy mail-sorting offices and 11 other post offices in and around Washington after an automated alarm and one follow-up test indicated the possible presence of anthrax spores at the Navy facility.