Unless you can see with the 20/20 hindsight of History, and compared to the present, and based on that, understand what is necessary for the future; for example, for the past fourteen hundred years, Islam had a stated goal of World Domination, which today, at least radical Islam, which number is about half, believe simply in educating their children to blow themselves up, just to kill any "other;" including other version of Islam, then you have no ability to know the necessary steps to protect and Ensure the future