ⓘ Historical Advanced Squad Leader module
Historical Advanced Squad Leader are additional modules for the tactical wargame Advanced Squad Leader intended to depict historical events using maps produced from terrain maps, and featuring linked scenarios called Campaign Games. This article only lists official products produced by Multi-Man Publishing and Avalon Hill.
HASLs are not standalone, other ASL products are necessary for the game, see module diagrams, including counters, dice, the ASL rulebook and in the case of historical studies, geomorphic mapboards. In addition, some extra equipment is included in most HASLs such as extra copies of commonly used counters in order to prevent shortages of vehicle or infantry types, as well as individual modules of the information label. Finally, each module / study contains its own rulebook Chapter pages or pages for just part of the head, in cases where multiple hasl modules share the same rules of the Chapter, which give rules for module-specific terrain and units, as well as campaign game rules, and black-and-white miniature of the historical map, if included which can be photocopied and written in the course of the campaign to play.
MMP products distinguishes between "historical modules" and "historical research". The main difference lies in the fact that the study include some of the scenarios use geomorphic mapboards. In most cases, modules and studies are the same. They both contain historical maps, tokens, rules, campaign games, and historical information. For the purposes of this article, the modules and research equally and is called Blue.