May 21, 2010 - Dozens of new photos uploaded for Central and Eastern European countries, most notably Bosnia and Herzegovina, Georgia, Latvia, Poland, and Russia.

May 07, 2010 - Major updates made to fields in the People, Government, and Military categories. New photos appear under China, Romania, and Ukraine.

April 23, 2010 - The 'World' entry continues to accrue "top ten" rankings; recent additions in the Geography category include the world's ten highest mountains and largest islands. The Transportation category lists the top ten airports (both by passengers and cargo) and container ports, as well as the ten longest rivers.

April 09, 2010 - The ongoing expansion of flag descriptions - to also include explanations of colors and symbols - is now complete for over two-thirds of the Factbook entries.

March 26, 2010 - The fields in the Economy category have been updated with the latest available data. New photos introduced for the World, the Holy See (Vatican City), and the Philippines.

March 05, 2010 - In the Government category, a link to the World Leaders website under the "Executive branch: cabinet" entry allows users to find a listing of a country's major officials.

February 19, 2010 - Significant updates introduced in the Government, Communications, and Transportation categories. New photos appear under France and Germany.

January 26, 2010 - In the Economy category, information has been updated and now covers the year 2009. New photos added for Egypt and Italy.

January 08, 2010 - The introductory Background statements have been updated or revised for dozens of countries. New images introduced for Argentina, China, the Czech Republic, South Africa, Svalbard, and Turkey.

December 04, 2009 - In addition to various governmental and military updates, new photos have been introduced for Germany, Greenland, Italy, Malaysia, Maldives, and the United Kingdom.

Ongoing - Revision of some individual country maps, first introduced in the 2001 edition, continues. Several regional maps have been updated to reflect boundary changes and place name spelling changes.