Here's a great article I read in Time discussing how this was the "Decade from Hell". There was a ton of terrible things that happened when you think about it. I know there is bad things that happen every decade but I don't remember one where there were so many that had drastic changes on our lives. Here are a few of the items they listed.
Starting out great the NASDAQ peaks at 5049 and DOW at 11,723
9/11
US Invades Afghanistan and Iraq
Enron files for chapter 11 (largest in US History to date)
Space Shuttle Columbia disintegrates during re-entry
SARS
Birdflu
Swineflu
Earthquake in Iran kills 26000 plus
Rains and flooding leave over a million homeless in Africa
Islamic terrorists attacks in Madrid trains kill 200
Tsunami kill more than 200k
London transit bombers
Earthquake in Kashmir kills more than 80k
Hurricane Katrina
Saddam Hussein is executed
VT shooting 32 dead
Foot Hood Shooting
Oil hits record $147 a barrel
2 stock market meltdowns
Chrysler, GM, and Lehman Brothers declare bankruptcy
Bernie Madoff
Pennsylvania Amish school murders
Montgomery Ward closes after 128 years
Chechen terrorists sieze Moscow theater killing 120 plus
US Power failure blacks out millions in US and Canada
Chechen terrorists take North Ossetia school hostage over 300 killed.
Housing market collapse
http://www.time.com/time/nation/article/0,8599,1942834-2,00.html
Starting out great the NASDAQ peaks at 5049 and DOW at 11,723
9/11
US Invades Afghanistan and Iraq
Enron files for chapter 11 (largest in US History to date)
Space Shuttle Columbia disintegrates during re-entry
SARS
Birdflu
Swineflu
Earthquake in Iran kills 26000 plus
Rains and flooding leave over a million homeless in Africa
Islamic terrorists attacks in Madrid trains kill 200
Tsunami kill more than 200k
London transit bombers
Earthquake in Kashmir kills more than 80k
Hurricane Katrina
Saddam Hussein is executed
VT shooting 32 dead
Foot Hood Shooting
Oil hits record $147 a barrel
2 stock market meltdowns
Chrysler, GM, and Lehman Brothers declare bankruptcy
Bernie Madoff
Pennsylvania Amish school murders
Montgomery Ward closes after 128 years
Chechen terrorists sieze Moscow theater killing 120 plus
US Power failure blacks out millions in US and Canada
Chechen terrorists take North Ossetia school hostage over 300 killed.
Housing market collapse
http://www.time.com/time/nation/article/0,8599,1942834-2,00.html