Original sentence: Alexander certainly made deliberate attempts to insert Greek culture into Persia and in some instances hybridize Greek and Persian culture, culminating in his improbable scheme to homogenise the populations of Asia and Europe.However, exactly how widespread and deeply permeating this was, and to what extent it was a deliberate policy, is controversial
Edited sentence: Alexander certainly made deliberate attempts to introduce Greek culture into Persia and in some instances he hybridized Greek and Persian culture, culminating in his aspiration to homogenise the populations of Asia and Europe.However, exactly how widespread and deeply permeating this was, and to what extent it was a deliberate policy, is debatable