1997: The first major outbreak of H5N1 avian influenza occurs in Hong Kong. All chickens in the area are eliminated. Eighteen people are infected, six die.
Jan. 2004: A new H5N1 outbreak occurs in the poultry industries of Vietnam and Thailand. Within weeks, it spreads to ten countries in Asia.
March 2004: The outbreak is contained.
July 2004: New outbreaks in poultry are confirmed in the Ayutthaya and Pathumthani provinces of Thailand as well as Chaohu city in Anhui, China.
Aug. 2004: H5N1 is confirmed in two chickens in Kampung Pasir, Kelantan, Malaysia. Singapore imposes a ban on the importation of chickens and poultry products. The EU imposes a ban on Malaysian poultry products. The Malaysian government culls all poultry within a 10km radius of the outbreak.
Jan. 2005: H5N1 is found in 33 out of 64 cities and provinces in Vietnam, leading to the elimination of nearly 1.2 million poultry.
July 21, 2005: By this date, 109 cases of human infection have been confirmed and 55 deaths have occurred outside of China. Thirteen countries across Asia and Europe have been affected. More than 120 million birds have died from infection or have been exterminated.
Aug. 2005: A bird flu outbreak occurs in Kazakhstan and six regions in the Asian part of Russia.
Sept. 29, 2005: Dr. David Nabarro of the World Health Organization (WHO) calls on world governments to take immediate steps to address the bird flu threat, saying as many as 150 million people may die in the event of an H5N1 pandemic.
Oct. 6, 2005: President Bush summons vaccine manufacturers to a White House meeting in the hopes of encouraging them to step up their quest to create a bird flu vaccine.
Oct. 7, 2005: Swiss drug maker Roche urges consumers not to buy its flu drug Tamiflu over the Internet, warning of the risk of counterfeit pills.
Oct. 17, 2005: Greece announces its first case of bird flu, making it the first country in the European Union to report infection.
Oct. 18, 2005: Swiss drug company Roche says it will consider granting other companies licenses to make the anti-viral drug Tamiflu.
Oct. 25, 2005: It is confirmed that a parrot infected with bird flu died in quarantine in Britain. It is the first known case in Britain.
Oct. 29, 2005: Bird flu is discovered in Croatian birds.
Nov. 3, 2005: A U.S. envoy urges caution in banning foreign poulty imports, saying it could discourage countries from reporting bird flu.
Nov. 4, 2005: China and Taiwan announce the deaths of thousands more birds from H5N1.
Nov. 5, 2005: A 19-year-old Indonesian woman dies of bird flu. Her 8-year-old brother is also hospitalized with the virus.
Learn more: Bird Flu News at HealthDiaries.com