William Henry Harrison died of pneumonia one month after his inauguration.
The third President to die in office of natural cause was Warren G. Harding.
That would be John Tyler, who took office after the death of William Henry Harrison. Harrison was the first US president to die in office, and he died of natural causes after only 31 days in office.
John F. Kennedy was the 8th president to die in office. Of the eight presidents who died in office four were assassinated and four died of natural causes.
WIlliam Henry Harrison died of pneumonia
The first US president took office in 1789.
William Henry Harrison was the first president to die in office. He died after a month in office.
The first president to get married while in office was John Tyler. John Tyler was also the first president to have his wife die while in office.
William Henry Harrison was the first president to died in office and the first vice president was George Clinton.
Nixon was the first US president to resign officially in the middle of his term not by natural causes.
No, there is not a computer in the United States President's Oval Office. President Obama will be the first President to have a computer in the Oval Office.
John Tyler was the vice-president who moved up to President when William Henry Harrison became the first US president to die in office.
Pierce was not assassinated. He served out his full term and died years later of natural causes.