Royal Yugoslavian Army
When fully Mobilised the Yugoslav army consisted of Seventeen infantry divisions and twelve reserve divisions, one division of Guards and three cavalry divisions and three reserve brigades. Other units comprised of fortress troops and border guard formations.
Equipment wise the Yugoslavs did have a fair amount of anti-tank guns and these were all Skoda built models in both 37mm and 47mm calibre. Anti-aircraft guns ranged from light 20mm Breda’s to the heavier Skoda 75mm and 76.5mm guns. Field artillery was equipped with old and new guns and howitzers and again were mainly made up of Skoda models. Armour consisted of French designed tanks plus Skoda S-1d tank destroyers.