This is a great resource for scholars and students for the historical study of global issues. For instances, the latest issue of the IHR guide, The city,  offers an impressive array of articles and resources on  history of the city, including a list of PHD thesis, key works and  numerous links to an array of  websites and articles.

History in Focus provides original articles, book reviews, and links to historical resources. The site is provided by the Institute of Historical Research at the University of London.