Corsica the wars for the conquest of the colonial empire, the introduction of steamboats, which reduced the travel time between mainland France from the island drastically, and — last but not least — Napoleon himself, whose existence alone constituted an indissoluble link between France and Corsica. Thanks to all these factors by around 1870 Corsica had landed in the French cultural world. From the 19th century into the mid-20th century, Corsicans also grew closer to the French nation through participation in the French Empire. Compared to much of Metropolitan France, Corsica was poor and many Corsicans emigrated. While Corsicans emigrated globally,
Medieval Corsica the island was placed under the government of the newly organized Praetorian prefecture of Africa. However, the exarchate was not able to protect the island from the raiding by the Ostrogoths and the Lombards, who moved down into Italy from the north beginning in 568. After the loss of the African mainland territories of the exarchate to the Umayyad dynasty in 709, the empire's power in the West deteriorated further. Saracen raiders began to prey on Corsica, leading Liutprand the Lombard to invade circa 725 to preempt Saracen designs. The first Muslim raid on Corsica took place in 713. These