On May 31, the electronic publication "Azerbaijan Democratic Republic" compiled in Presidential Library of Administrative Department of the President of the Republic of Azerbaijan within the framework of the project "Virtual Azerbaijani History" in 2014, in Azerbaijani, Russian and English languages, was substantially updated, added new sections and presented to the users on the eve of the 100th anniversary of the establishment of the Azerbaijan Democratic Republic. This electronic publication based on the materials collected by the library staff from various sources and publications, is the only resource in the virtual space containing the significant aspects of the activity of the Azerbaijan Democratic Republic. http://axc.preslib.az/az