Indigenous Aryans were inter-related, and the notion of biological race came to the forefront The "Aryan race," the presumed identity of Indo-European language speakers was prominent among such races, which was seen to be further subdivided into "European Aryans" and "Asian Aryans," each with their own homelands. Max Mueller, who translated the Rigveda during 1849–1874, postulated an original homeland for all Aryans in central Asia, from where a northern branch was believed to have migrated to Europe and a southern branch came to India and Iran. The Aryans were fair-complexioned Indo-European speakers who conquered the dark-skinned "dasas" of India. The upper castes,
Simple past past tense is often used when describing a sequence of past events). Contrast these examples with those given at . Note also that for past actions that occurred "before" the relevant past time frame, the past perfect is used. Various compound constructions exist for denoting past habitual action. The sentence "When I was young, I played football every Saturday" might alternatively be phrased using "used to" ("... I used to play ...") or using "would" ("... I would play..."). The simple past also has some uses in which it does not refer to a past time. These are generally in