But alliance with Crassus need not alienate Pompeius utterly. […] 2 In alliance, namely, with both Labienus and Q. […] Some might hope to persuade Pompeius, making him sacrifice Caesar in return for alliance with the oligarchy. […] Caesar was captured by Pompeius: Julia, the bride intended for Brutus, pledged the alliance. […] At the beginning of the year 56 B.C. the alliance of Pompeius, Crassus and Caesar threatened to collapse.