1. Montana State Flag was Adopted in 1905: On November 19, 1905, the state of Montana officially adopted its state flag. The flag features the state seal in the center, surrounded by a blue field with the state name and the motto "Oro y Plata," which is Spanish for "gold and silver."

2. Butte Hosted First Hibernation Day in 1971: Butte, Montana, famous for its Irish heritage, hosted the first "Hibernation Day" on November 19, 1971. The celebration was intended to be a way for people to gather and socialize during the winter months.

3. Montana's First Newspaper Began Publication in 1864: On November 19, 1864, the first issue of the Montana Post, a weekly newspaper, was published in Bannack, Montana. The paper covered mining news, local events, and political issues throughout the Montana Territory.

4. Montana's First Governor Was Inaugurated in 1889: On November 19, 1889, Joseph Toole was inaugurated as Montana's first governor. Toole had previously served as the territorial governor and oversaw Montana's transition from a territory to a state.

5. Montana's First Public Library was Established in 1895: On November 19, 1895, the city of Great Falls opened its first public library. The library was initially staffed by volunteers and had a collection of around 500 books. Today, the Great Falls Public Library has over 90,000 items in its collection.