I’m pretty sure it changed because he was the first person ever to run for president that wasn’t a politician or founding father. He was just a wealthy guy. Fun Fact: That is why Trump has his painting in the Oval Office an not because of the things he did to the native americans.
After taking control of Guangzhou Sun Yat-Sen solicited aid from many other governments to help him retake China from the warlords which then controlled the country.