John Tyler holds the distinction of being the first president to take office due to the death of a sitting president. Tyler was thrust into office on the death of President William Henry Harrison in 1841 after being vice president for only a month. He was at home in Richmond when he got word of Harrison's death. Immediately he rushed to Washington, D.C., to be embroiled in a Constitutional crisis over the secession of power.-- The Whig Political Party...