Establishment of Glacier National Park
On May 11, 1910, an act of Congress officially created Glacier National Park in Montana. America’s 10th national park, its been called the “Crown of Continent.”
Happy Holidays! Enjoy a FREE 2026 Stamp Calendar With Purchases of $100 or More. While Supplies Last
On May 11, 1910, an act of Congress officially created Glacier National Park in Montana. America’s 10th national park, its been called the “Crown of Continent.”
On May 10, 1908, the first official Mother’s Day celebration was held in Grafton, West Virginia.
President Harry S. Truman was born in Lamar, Missouri on May 8, 1884. America’s 33rd president, he led America through the final months of WWII and the early years of the Cold War.
On May 6, 1863, the Battle of Chancellorsville ended in a Confederate victory. The Battle of Chancellorsville is known as Lee’s “perfect battle” and for the death of Stonewall Jackson.
On May 4, 2005, the USPS issued the first set of stamps in the American Scientists Series.
On May 2, 1920, the first game of the Negro National Baseball League was played in Indianapolis, Indiana. The league produced a number of top players that eventually joined the Major Leagues.
The Pan-American Exposition opened to the public on May 1, 1901, in Buffalo, New York. That same day the set of six Pan-American stamps went on sale.
On April 30, 1904, the Louisiana Purchase Exposition opened to the public. The largest fair up to that time, opening day also marked the issue of a set of five stamps commemorating the exposition and the purchase.
On April 28, 1948, Fort Sumter National Monument was established to preserve the site where the opening shots of the Civil War were fired. Twelve years later, nearby Fort Moultrie was added to the protected area. Together, they honor and preserve generations of American seacoast defense from the American Revolution to World War II.