Uniforms during the tyw exist but are not very well known. Sashes for identification are more prevalent. These are a couple I found over the years (Flemish, German, French, Spanish sources)Brandenburg: white with black stripesBaden Durlach (1622 uniformed army destroyed at battle of Wiesloch) half yellow, half redSaxony : yellowDanemark : half yellow half blue (from 1625)Bohemia: light blueImperial : white (1620), red (1630)Catholic League, Bavaria: half white, half blue Carl