Complex sentence: La Plata was planned and developed to serve as the provincial capital after the city of Buenos Aires was federalized in 1880, and it was officially founded by Governor Dardo Rocha on 19 November 1882.
Split into simpler sentences: La Plata was planned and developed to serve as the provincial capital after the city of Buenos Aires was federalized in 1880. It was officially founded by Governor Dardo Rocha on 19 November 1882.