What is John Tyler?
{{more footnotes|date=December 2020}} {{one source|date=December 2020}} {{Infobox_officeholder | name = John Tyler | nationality = American | image = WHOportTyler.jpg | order = 10th [[President of the United States]] | term_start = April 4, 1841 | term_end = March 4, 1845 | predecessor = [[William Henry Harrison]] | successor = [[James K. Polk]] | vicepresident = ''None''<ref>The 25th amendment says that there were no vice president until the next election.</ref> | order2 = 10th [[Vice President of the United States]] | term_start2 = March 4, 1841 | term_end2 = April 4, 1841 | predecessor2 = [[Richard Mentor Johnson]] | successor2 = [[George M. Dallas]] | president2 = [[William Henry Harrison]] | office3 = [[President pro tempore of the United States Senate|President pro tempore of the Senate]] | president3 = [[Andrew Jackson]] | term_start3 = March 4, 1835 | term_end3 = December 4, 1835 | predecessor3 = [[George Poindexter]] | successor3 = [[William R. King|William King]] | jr/sr4 = United States Senator | state4 = [[Virginia]] | term_start4 = March 4, 1827 | term_end4 = February 29, 1836 | predecessor4 = [[John Randolph of Roanoke|John Randolph]] | successor4 = [[William Cabell Rives|William Rives]] | office5 = [[List of Governors of Virginia|23rd]] [[Governor of Virginia]] | term_start5 = December 10, 1825 | term_end5 = March 4, 1827 | predecessor5 = [[James Pleasants]] | successor5 = [[William Branch Giles|William Giles]] | state6 = Virginia | district6 = [[Virginia's 23rd congressional district|23rd]] | term_start6 = December 17, 1816 | term_end6 = March 5, 1821 | predecessor6 = [[John Clopton]] | successor6 = [[Andrew Stevenson]] | office7