 But once in revolt against the Romans, he rode first to the Aduatuci, and then to the Nervii, searching for allies.The Aduatuci and the Germani (in the narrow sense) participated in an alliance of Belgic tribes against Caesar in 57 BCE.Before that battle, information from the Remi, a tribe allied with Rome, stated that the Germani (the Condrusi, the Eburones, the Caeraesi, and the Paemani; but not the Segni) had collectively promised, they thought, about 40,000 men.