They also aided imperial troops in reconquering Taiping strongholds along the Yangtze River. Norwegian forces succeeded in reconquering the province of Trondheim. Justinian devoted much of his reign to reconquering Italy, North Africa and Spain. He aided Pope Julius II in reconquering the Romagna. He aided Julius II in reconquering the Romagna. In late 1800 the French army returned, reconquering Lucca. I's wars aimed at reconquering the lost provinces of the Western Roman Empire. PharnacesII later made an attempt at reconquering Pontus. The Roman navy was totally destroyed, ending any hope of reconquering North Africa. The French were successful in reconquering Milan two years later, however. The reconquering of Vienna was seen as a defeat over German nationalism. A Roman army was dispatched to the island, soon reconquering the capital. He entered Sweden the following year, reconquering the same areas. As part of the alliance, Germany would assist Mexico in reconquering Texas and the Southwest. This made his caution and focus on reconquering Argyllshire seem more explicable.