2005
2006
2007
2008
2009
100

This online video platform, now owned by Google, was founded in 2005.

Youtube

100

This Italian city hosted the Winter Olympics in 2006.

Turin
100

This Apple product, now ubiquitous, was first released in June 2007.

iPhone

100

This U.S. politician became the first African American elected president in November 2008.

Barack Obama

100

This pop icon, known as the King of Pop, passed away in June 2009.

Michael Jackson

200

This storm devastated New Orleans and the Gulf Coast in August 2005.

Hurricane Katrina

200

This Disney Channel movie, starring Zac Efron, became a pop culture phenomenon in 2006.

High School Musical

200

This company unveiled Kindle, its first e-reader, in 2007.

Amazon

200

This country hosted the Summer Olympics in 2008.

China

200

This social media site introduced the “Like” button in 2009.

Facebook

300

This British author released Harry Potter and the Half-Blood Prince in 2005.

J.K. Rowling

300

This former Iraqi dictator was executed in December 2006.

Saddam Hussein

300

This final book in the Harry Potter series was released in 2007.

Harry Potter And The Deathly Hallows

300

This financial crisis, triggered by subprime mortgages, happened in 2008

2008 Great Recession
300

This sci-fi blockbuster, directed by James Cameron, became the highest-grossing film of all time in 2009.

Avatar

400

This spacecraft discovered liquid water on Saturn's moon Enceladus in 2005.

Cassini

400

This social media platform, known for 140-character posts, was founded in 2006.

Twitter

400

This financial institution collapsed in 2007, signaling the start of the Great Recession.

Northern Rock

400

This iconic film about a superhero and his nemesis, the Joker, dominated the box office in 2008.

The Dark Knight

400

This ship captain was rescued from Somali pirates in 2009, inspiring a later Hollywood film.

Captain Phillips

500

This actress won her first Oscar in 2005 for her role in Million Dollar Baby.

Hilary Swank

500

This disease was officially declared eradicated in 2006, the second after smallpox.

Rinderpest

500

This French leader became president in 2007.

Nicolas Sarkozy

500

This South American country nationalized its oil and gas reserves in 2008.

Bolivia

500

This country’s first democratic elections in 2009 ended over 20 years of military rule.

Guinea

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