History By Michael Harvey Mar 4, 1897 William Mckinley second election to presidency [https://www.whitehouse.gov/about-the-white-house/presidents/william-mckinley/] Sep 14, 1901 William Mckinley's assassination [https://www.whitehouse.gov/about-the-white-house/presidents/william-mckinley/] Nov 18, 1903 United States acquired the Panama Canal Zone Treaty [https://www.history.com/topics/landmarks/panama-canal#:~:text=On%20November%206%2C%201903%2C%20the,of%20the%20Panama%20Canal%20Zone.] Nov 8, 1904 Theodore Roosevelt election for presidency [https://en.wikipedia.org/wiki/1904_United_States_presidential_election#:~:text=Elected%20President&text=The%201904%20United%20States%20presidential,nominee%2C%20Alton%20B.%20Parker.] Mar 4, 1909 William Howard Taft elected president [https://www.whitehouse.gov/about-the-white-house/presidents/william-howard-taft/]