What is the greatest thing that happened to St. Paul?

One of the greatest events in St. Paul's history was the establishment of the Minnesota State Capitol in 1905, symbolizing the city's role as the state capital. This architectural landmark not only reflects the city's political significance but also its cultural heritage, attracting visitors and promoting civic pride. Additionally, the city's transformation into a vibrant hub for arts, education, and commerce has greatly contributed to its identity and growth over the years.