William Henry Harrison
After success on the battlefields, William Henry Harrison entered politics and was the first governor of Indiana. He was elected the ninth president (1841).
rce: shutterstock
William Henry Harrison had a very short term as president of only 32 days. However, it was not because of a killer that caused the short term. Instead, even with a successful career in the military, Harrison could not beat pneumonia he caught, and sadly, with the 133.9 IQ he could not find the answer for his disease.