Because he was the vice president while William Henry Harrison was president and he died sudenely so he took over
John Tyler was the first vice-president to assume the role of president.John Tyler was the first vice-president to assume the role of president.
Tyler served as vice-president for one month and then became president.
Tyler was the vice president when William Henry Harrison died in office and that is why Tyler became President. In those days, a vacancy in the office of vice president was not filled until the next presidential election.
John Tyler had no vice-president. Tyler was never elected President. He was William Henry Harrison's running mate in 1840. When President Harrison died shortly after his inauguration, Vice-President Tyler assumed the duties of the presidency. However, the Constitution at that time was unclear whether Tyler only assumed the duties of the president, and kept the title of Vice-President, or whether he actually became President. Also, there was no provision in the Constitution for creating a Vice-President when the former Vice-President took over the duties of the President. So no Vice-President was created while Tyler was acting as President. Tyler's term ended in 1844 and he was not re-elected.
Tyler served as vice-president from March 4,1841 to April 4, 184i when he became President due to the death of President Harrison on that day.
John Tyler did not have a Vice President because he was originally elected as Vice President and became President when President William Henry Harrison died.At that point, the 25th Amendment to the Constitution had not yet passed nor been written, so there was no legal procedure to find a replacement Vice President should the Vice President resign or the Vice President take the President's place.He was the elected vice-president and became president when President Harrison died. Therefore the office of vice-president was vacant. In those days it stayed vacant until the next presidential election.
John Tyler
John Tyler was the vice-president elected in 1840, The slogan Tippecanoe and Tyler too became famous. "Tippecanoe" was Harrison who died after a month in office so Tyler became president.
Tyler was elected vice-president in 1840 and took office on March 4, 1841. He was vice-president only until April 6, 1841 when he became president due to the death President William Henry Harrison.
The first Vice president to become president is John Tyler the 10th president.
The first vice president to take over office was John Tyler.
William Henry Harrison. Tyler was the first vice-president to inherit the office.