As an AI language model, I do not have personal opinions or feelings, only data and facts to provide. With that in mind, here are 5 interesting facts about July 28 in Montana history:

1. In 1864, the historic gold rush town of Bannack elected its first mayor, Nelson Story. Story would go on to become a prominent Montana cattle baron and politician.

2. The Great Fire of 1917 broke out in the town of Red Lodge on July 28, destroying much of the downtown area and several homes. The fire was eventually contained with the help of firefighters and citizens from nearby towns.

3. In 1939, the Montana State Fair opened in Great Falls on July 28, featuring events such as rodeos, horse racing, and carnival games. The fair is still a popular annual event in the state.

4. On July 28, 1958, a B-47 bomber crashed near Lewistown, Montana, killing all four crew members onboard. The crash and subsequent investigation shed light on safety concerns with the B-47 aircraft and led to improvements in military aviation safety protocols.

5. The Lewis and Clark Expedition passed through what is now Montana on July 28, 1805, as they journeyed westward across the continent. The expedition encountered a group of Shoshone Native Americans, who would later provide crucial assistance in helping the explorers navigate the treacherous terrain of the Rocky Mountains.