At that very moment and after his own lifetime of passionate support of the Democratic Party his cash contributions were very large and Mr Forrestals diary records the part played by such contributions in general in determining the course of American elections and state policy Mr Baruch the fanatical hater of the Republican label produced an alternative candidate for the Republican nomination

Please fix the punctuation.
At that very moment, and after his own lifetime of "passionate" support of the Democratic Party (his cash contributions were very large, and Mr. Forrestal's diary records the part played by such contributions, in general, in determining the course of American elections and state policy) Mr. Baruch, the "fanatical hater" of the Republican label, produced an alternative candidate for the Republican nomination.