Financially the colony was successful, but as there were some desertions and no new recruits after Father Oswald's death, there were few members by 1909.
The conquest of Serbia, however, once more closed the ranks of the Yugosla y s, who saw in unity their sole hope for the future: and the desertions to the Entente which were so marked a feature of the first winter, became so rife as to render necessary a drastic revision of the Austro-Hungarian regimental system.
Invited by Pope Formosus to deliver him from the power of Guido III., duke of Spoleto, who had been crowned emperor, Arnulf went to Italy in 894, but after storming Bergamo and receiving the homage of some of the nobles at Pavia, he was compelled by desertions from his army to return.
In place of advancing on Edinburgh, they dallied round Stirling castle in futile siege, and, on the news :of Cumberland's advance, alarmed by desertions which they appear to have greatly exaggerated, the chiefs compelled Charles to a fresh retreat.
Once indeed, in 409, they are said to have crossed the Danube and invaded Bulgaria under perhaps the same chief (Uldin), but extensive desertions soon compelled a retreat.