what happened during william henry harrison presidency?
Battle of Tippecanoe
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 Harrison 's unprecedented death in office caused considerable uncertainty regarding presidential succession . The Constitution of the United States then stated only that : 

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 Returning to his farm in Ohio , Harrison lived in relative retirement until he was nominated for the presidency in 1836 . Defeated , he retired again to his farm . He was elected president in 1840 , and died of pneumonia in April 1841 , a month after taking office . 

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 Harrison 's doctors tried cures , applying opium , castor oil , leeches , and Virginia snakeweed , but the treatments only made Harrison worse , and he became delirious . He died nine days after becoming ill , at 12 : 30 am on April 4 , 1841 . Harrison 's doctor , Thomas Miller , diagnosed Harrison 's cause of death as " pneumonia of the lower lobe of the right lung " , but a 2014 medical analysis concluded that he instead died of enteric fever . The authors base their findings on the president 's symptoms and the close proximity of the White House to a dumping ground for sewage and human waste . 

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 Determined both to hold the party together and to recruit the ablest men for his cabinet , Lincoln then persuaded each of his former rivals to join his cabinet . Seward assumed the post of Secretary of State , Chase that of Secretary of the Treasury , and Bates that of United States Attorney General . The South secedes following Lincoln 's election , and the country falls into the American Civil War . Goodwin describes in detail some cabinet decisions , such as the debate over provisioning Fort Sumter in South Carolina , the first state that had seceded ( in December 1860 ) , and the issuing of the Emancipation Proclamation , which freed the slaves of secession states . She also traces the home life of the book 's main figures , including the marriage of Chase 's daughter and close companion Kate , First Lady Mary Todd Lincoln 's role in Washington , D.C. society , and the death of Lincoln 's son Willie . 

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 After the war , Harrison moved to Ohio , where he was elected to the United States House of Representatives . In 1824 , the state legislature elected him to the U.S. Senate . He served a truncated term after being appointed as Minister Plenipotentiary to Colombia in May 1828 . In Colombia , he spoke with Simón Bolívar , urging his nation to adopt American @-@ style democracy . 
