 Complete the following phrase:  Davakis detachment, composed of two infantry battalions of the 51st Infantry Regiment, one cavalry troop and one artillery battery, was the first Greek unit that received the blow of the Italian invasion. Davakis forces were overstretched, covering a 30 km front on mountainous terrain. His unit resisted the Julia Divisions advance for two days, by which time sufficient reinforcements could be brought up to 