The journal had been published since 2004 till 2018 by the Institute of World History of the Faculty of Arts of Charles University .
Since 2015 The Twentieth Century is an Open Access journal with online content freely available to the readers . All articles since 2015 till 2018 are available on the internet to all readers immediately upon publication and their further non-commercial use and distribution in any medium is permitted, provided the author and the journal are properly credited.
ISSN 1803-750X (Print)
ISSN 2336-6656 (Online)