sentences:  According to "Historia Norwegiæ", it would have been his wife's native country and hence a power base where he might have expected to muster some support, but the text makes no such claims.However, later sagas greatly expand upon Eric's activities in the interim between his reigns in Norway and Northumbria, claiming that he initially adopted a predatory lifestyle of raiding, whether or not he was aiming for a more political line of business in the longer run.The jarldom of Orkney, the former Viking base subjected and annexed by Eric's father, came to loom large in these stages of the literary development.