1. On February 27, 1867, the United States Congress passed a bill that created the Montana Territory, which was named after the Montana river. This territory included parts of present-day Montana, North Dakota, South Dakota, and Wyoming.

2. In 1883, the Northern Pacific Railroad reached Livingston, Montana, on February 27. This helped to further connect Montana with other parts of the country and spurred growth and development in the state.

3. On February 27, 1973, the Montana State Constitution was ratified by the state's voters. This constitution is still in effect today and outlines the rights and responsibilities of both citizens and government officials in Montana.

4. In 2013, on February 27, a winter storm caused power outages across Montana and other nearby states. Many communities were left without power or heat for several days during freezing temperatures.

5. On February 27, 2017, Montana lawmakers introduced a bill to abolish the death penalty in the state. The bill ultimately failed to pass, but it sparked a larger discussion about the use of capital punishment in Montana and other states nationwide.