Sir Glubb's 250-Year Hypothesis On The Duration Of Great Nations | The Hidden Dominion
Sir John Glubb developed a hypothesis that the duration of great nations usually resides around the 250 year mark. America is at year 245.| The Hidden Dominion
Sir John Glubb developed a hypothesis that the duration of great nations usually resides around the 250 year mark. America is at year 245.| The Hidden Dominion
