1. In 1895, the historic Livingston Depot in Livingston, Montana was officially opened on November 5th. This railway station served as a hub for the Northern Pacific Railway and was important for the growth of the town.

2. On November 5th, 1906, the first woman was elected to the Montana State Legislature. Jeannette Rankin, who later became the first woman elected to the United States Congress, represented Gallatin County in the Montana House of Representatives.

3. The Anaconda Copper Mining Company's Washoe Smelter in Anaconda, Montana was destroyed by fire on November 5, 1902. The smelter was the largest in the world at the time and its destruction had a major impact on the economy and community of Anaconda.

4. The Montana Constitutional Convention, which was responsible for drafting the state's constitution, concluded its work on November 5, 1971. The new constitution replaced the previous one that had been in place since Montana became a state in 1889.

5. On November 5, 2013, Montana became the 34th state to legalize gay marriage after a decision by a federal judge ruled that Montana's ban on same-sex marriage was unconstitutional. This decision was celebrated by many in the LGBT community and was a significant step forward for marriage equality in the state.