However, I think there are some limitations regarding how much a president can truly gain from implementing policies that are clearly driven by his ideology and personal values. Henry Nau, for example, will argue the opposite: President Truman was never a supporter of executive power; the principle of checks and balances in the American system even prevented him from proposing more aggressive policies towards the Soviet Union as he would have liked. Taking into account the fact that both he and President Reagan are quite religious, they have not built their policies around their feelings (Nau,