First up, the Socialist Militia.
Cooperating with - but not controlled by! - the above is the Socialist Women's Alliance. Their banner includes the angled arrows of the 1930's European anti-Fascist movements.
The Flegg Fencibles Local Defence Volunteers have a relatively sedate flag, based loosely on an Elizabethan-era army standard.
The red Cross of St. George shows their patriotism, whilst avoiding any kind of links to the notorious Edward VIII.
* * *I hoped to play the next Raid on the Tembe scenario in my Colonial campaign setting this week, but family matters are going to eat up my time. With any luck I'll be able to fight out the encounter next week.