This Day in History — American History
March 13, 1901 — Death of President Benjamin Harrison
American History Political Leaders USA President
On March 13, 1901, Benjamin Harrison, the 23rd President of the United States, died in Indianapolis at age 67. A Civil War general and Republican leader, Harrison served from 1889 to 1893, supporting antitrust legislation, protective tariffs, and veterans’ benefits during a period of rapid growth and expansion in America.
March 12, 1917 — U-Boat Sinks the Algonquin as Wilson Orders Armed Merchant Ships
American History Political Leaders USA President WWI
On March 12, 1917, a German U-boat sank the unarmed American merchant ship Algonquin the same day President Woodrow Wilson ordered U.S. merchant vessels to be armed. The events reflected escalating tensions with Germany and marked a turning point as the United States moved closer to entering World War I.
March 11, 1955 — Alexander Fleming Dies at 73
American History Science Scientific Discovery
On March 11, 1955, Alexander Fleming, the Scottish bacteriologist who discovered penicillin, died at age 73. His accidental 1928 discovery launched the antibiotic era, transforming medicine and saving millions of lives. Fleming’s work revolutionized the treatment of infectious disease and remains one of the most important breakthroughs in medical history.
March 10, 1849 — Abraham Lincoln Applies for a Patent
American History Inventors USA President
On March 10, 1849, Abraham Lincoln applied for a patent for a device designed to lift boats over shallow river obstructions. Inspired by his own experiences on Midwestern waterways, Lincoln’s invention aimed to improve navigation. He remains the only U.S. president to ever hold a patent.
March 10, 1945 — Patton’s Third Army Links with Hodges’ First Army
American History Military Leaders WWII
On March 10, 1945, General George S. Patton’s Third Army linked with General Courtney Hodges’ First Army during the Allied advance into Germany. The connection strengthened American front lines, improved coordination, and tightened pressure on German forces as Allied armies pushed toward the final defeat of Nazi Germany in World War II.