1905.az web portal is an internet resource about arrival of Armenians to Azerbaijan, genocides perpetrated by them against Azerbaijanis, deportations, and aggression of Armenia against Azerbaijan. Books, articles, interviews, speech of eye-witnesses, photos and other materials related to the topic are presented in the portal. The resource in 12 languages (Azerbaijani, English, French, Arabic, Spanish, Russian, Chinese, German, Turkish, Persian, Georgian and Armenian) improves constantly: materials are prepared, new articles and information is added. Project of the Association for Civil Society Development in Azerbaijan, 1905.az web portal, was established on March 28, 2014.