 Henry Clay Pierce thought that as president Madero would create a more favorable political environment for his corporate interests than Díaz, so that he supported him.Even without any additional concessions, Pierce and the other U.S. magnates were not idealists.They faced an increasingly impossible work environment under Díaz, since, at the very least, in 1910 at 80 years old Díaz would not likely not last much longer in office and the presidential succession was unclear.