President Trump is on the mend, but we couldnโt help but wonder: How many U.S. presidents have died while in office?
But we couldnโt help but wonder: How many presidents have died while in office? Vice President John Tyler took the oath of office after Harrisonโs death and became president. Vice President Andrew Johnson was sworn in as president following Lincolnโs death. Vice President Calvin Coolidge then became president. Franklin D. RooseveltAfter winning a record fourth presidential election, Roosevelt died suddenly in April 1945 of a stroke.