the many persecutions of men during the last 1900 years have involved the jews in proportion to their numbers, so that their share of the total mass of suffering was small (in the most notorious case of the present century, that of

How would the previous sentence be correctly capitalized?
The many persecutions of men during the last 1900 years have involved the Jews in proportion to their numbers, so that their share of the total mass of suffering was small (in the most notorious case of the present century, that of