who did Caesar ally and why?

Caesar formed an alliance with Pompey and Crassus, known as the First Triumvirate. This alliance was formed for several reasons:

1. Mutual Benefit: Each member of the Triumvirate had something to gain. Caesar needed political support to secure his consulship and future military commands. Pompey sought land for his veterans and ratification of his eastern settlements. Crassus desired financial benefits and political influence.

2. Political Power: By allying with Pompey and Crassus, Caesar could counterbalance the influence of the Senate and other political rivals. This alliance allowed them to dominate Roman politics and push through their agendas.

3. Military Support: Pompey was a celebrated military leader, and his support provided Caesar with additional military backing. Crassus, being the wealthiest man in Rome, could offer financial resources to support their political and military endeavors.

4. Shared Interests: All three had common enemies in the Senate and among the optimates (the conservative faction). By working together, they could protect their interests and strengthen their positions against their adversaries.

This strategic alliance significantly influenced Roman politics and set the stage for Caesar's rise to power.