During the Panic of 1819, 2 politicians with this surname were accused of corruption after one appointed the other leader (-5[1])of the Yellowstone Expedition. A politician with this surname was married to Julia Chinn. (15[1])A bridge filled with (15[1])supporters (15[1])collapsed in Johnstown, Pennsylvania during a campaign by a politician (-5[1])with this surname. (15[1])That politician with this surname drunkenly forgot the name of Gideon Welles, compared himself to Jesus Christ during a speech, and attacked Thaddeus Stevens during his disastrous (*) Swing (10[1])Around the Circle. (10[3])A politician (10[2])with this surname took credit for killing Tecumseh (10[1])and served (-5[1])as Martin Van Buren’s vice president. A (-5[1])politician with this surname violated the Tenure of Office Act when he dismissed Edwin Stanton (10[1])and became the first president (-5[1])to be impeached. For 10 points, give this surname of the president who succeeded Abraham Lincoln. (10[1])■END■ (10[3])