From left: a Republican-era legionary, a Principate-era legionary, then two options for a later, Dominate-era legionary - armour or no armour?
So what is the take on URNV re Vegetius' claim that the late legions operated without armour?
I don't buy the decay and decline theory. I reckon they chose not to wear armour only when it suited them (i.e. tactically). Here's my thinking:
http://www.gordondoherty.co.uk/writeblog/thelateromanlegionary-armourornoarmour