 Complete the following phrase:  In 376 a large part of the Tervingi were allowed to cross the Lower Danube entering the Roman Empire with weapons, under the command of Fritigern, who had split from Athanaric. As tensions rose, Alatheus and Saphrax also crossed with Greuthingi and their king Videricus, despite their requests for permission having been rejected. Athanaric, who was apparently with them before they crossed, moved instead to a mountainous and forested region called Caucalanda, forcing Sarmatians out of the area. Alans and Huns also crossed in 377. The displacement of the Goths into the Balkans peninsula led to the 