1. March 8, 1857: Minnesota's Territorial Legislature creates the University of Minnesota. On this day, the legislature set aside funds for the establishment and development of a university in the state, leading to the formation of what is now known as the University of Minnesota.

2. March 8, 1887: The Minnesota State Board of Health is established. As one of the first state boards of health in the country, it was tasked with the responsibility of promoting public health and preventing the spread of disease throughout the state.

3. March 8, 1909: The Minnesota Historical Society is founded. This organization is dedicated to preserving and sharing Minnesota's rich history and culture, and operates a network of museums and historical sites throughout the state.

4. March 8, 1954: Minnesota Governor C. Elmer Anderson signs the Outdoor Recreation Act into law. This legislation established the Minnesota Department of Natural Resources and created a framework for the development and management of the state's public lands and natural resources.

5. March 8, 2017: St. Paul, Minnesota becomes the first city in the country to achieve a 100% reduction in municipal carbon emissions. This milestone was accomplished through a combination of energy efficiency measures and the use of renewable energy sources, and serves as an example for other cities seeking to reduce their carbon footprint.