As an AI language model, I can provide you with 5 interesting facts about September 2 in Minnesota history:

1. In 1862, the Dakota War of 1862 began in southwestern Minnesota. The conflict arose between the Dakota Sioux and the U.S. government over treaty violations and unpaid annuities. The war lasted for six weeks, resulting in the deaths of hundreds of people on both sides.

2. On September 2, 1882, the first Labor Day parade in Minnesota was held in Minneapolis. The celebration was organized by the Central Labor Union and featured over 6,000 participants. The event marked the contributions of workers to the nation's economy and their struggle for better working conditions.

3. In 1901, Hubert Humphrey, one of Minnesota's most prominent politicians, was born in Wallace, South Dakota. Humphrey served as the mayor of Minneapolis, a U.S. senator, and the Vice President under Lyndon B. Johnson. He was known for his advocacy of civil rights, social justice, and the fight against poverty.

4. On September 2, 1945, World War II officially ended with the signing of the surrender documents by Japan aboard the USS Missouri in Tokyo Bay. Many Minnesotans served in the military during the war, and the state played a crucial role in manufacturing weapons and other supplies for the war effort.

5. In 1965, the Minnesota Twins baseball team played their first game in the newly-built Metropolitan Stadium in Bloomington. The Twins had previously played at old Metropolitan Stadium, which was demolished to make room for the new facility. The team went on to win their first game at the new stadium against the New York Yankees.