The English Wikipedia is the English-language edition of the free online encyclopedia, Wikipedia. Founded on 15 January 2001, it is the first edition of Wikipedia and, as of November 2020, has the most articles of any edition. As of January 2021, 11% of articles in all Wikipedias belong to the English-language edition. This share has gradually declined from more than 50 percent in 2003, due to the growth of Wikipedias in other languages. English Wikipedia has surpassed the 6 million mark in January 2020.