UK Defence Intelligence has noted that Ukrainian Defence Forces have started to build up defensive positions in several frontline areas at an accelerated pace. Source: UK Defence Intelligence review on Twitter dated 10 March, as reported by European Pravda Details: Ukrainian defensive positions include anti-tank obstacles called dragon’s teeth, as well as ditches, infantry trenches, minefields and strong points, the review noted. The UK MoD stressed that the expansion of defensive lines would limit the ability of Russian forces to advance or use tactical advantages in their current offensive o…