    Sentence 1: What fortification  was built in the 19th century  after the defeat of the  November Uprising?         Sentence 2: Another important  monument, the statue of Little  Insurgent located at the  ramparts of the Old Town,         commemorates the children who  served as messengers and  frontline troops in the Warsaw  Uprising, while the impressive  Warsaw Uprising Monument by  Wincenty Kuéma was erected in  memory of the largest  insurrection of World War Ii.