Stalingrad (wargame) pull units out of threatened positions. A component of blitzkrieg warfare, tactical air power, is missing from the game. The time frame of "Stalingrad" covers parts of three years. During that time, the organization and order of battle of both armies changed significantly, but the game does not reflect any changes. In the numerous eastern front games that have followed after "Stalingrad", game designers have addressed these and other issues of realism and playability. Lewis Pulsipher comments: "While the company name lives on as an imprint at Hasbro, Avalon Hill's legacy is more substantial. It provided the foundation for the
Russian given name (calendar or Christian names, usually modified) and non-canonical. The 14th century was marked by the elimination of non-canonical names, that ended by the 18th century. In the 20th century after the October Revolution the whole idea of a name changed. It was a completely new era in the history of Russian names, marked by significant changes in common names. The names of popular saints are known as "calendar names" from their occurrence in the Eastern Orthodox liturgical calendar. A common custom is to name the baby for the saint who is the patron over their birthday. Such names include Ivan